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1. 2.5.1.6 enzyme   adenosylmethionine synthetase
                      methionine adenosyltransferase
                      ATP-methionine adenosyltransferase
                      S-adenosylmethionine synthase
                      S-adenosylmethionine synthetase
                      methionine S-adenosyltransferase
                      ATP:L-methionine S-adenosyltransferase
                      S-adenosyl-L-methionine synthetase
                      AdoMet synthetase
                      methionine-activating enzyme

2. 2.5.1.63 enzyme   adenosyl-fluoride synthase
                      S-adenosyl-L-methionine:fluoride adenosyltransferase
                      fluorinase

3. 3.2.2.9 enzyme   adenosylhomocysteine nucleosidase
                      S-adenosylhomocysteine hydrolase
                      S-adenosylhomocysteine nucleosidase
                      S-adenosyl-L-homocysteine homocysteinylribohydrolase
                      S-adenosylhomocysteine/5'-methylthioadenosine nucleosidase
                      5'-methyladenosine nucleosidase
                      AdoHcy/MTA nucleosidase

4. 3.3.1.1 enzyme   adenosylhomocysteinase
                      S-adenosylhomocysteinase
                      adenosylhomocysteine hydrolase
                      S-adenosylhomocysteine hydrolase
                      S-adenosylhomocysteine synthase
                      S-adenosyl-L-homocysteine hydrolase
                      S-adenosyl-L-homocysteine hydrolyse
                      AdoHcyase
                      SAHase

5. 3.3.1.2 enzyme   adenosylmethionine hydrolase
                      adenosylmethionine lyase
                      S-adenosylmethionine cleaving enzyme
                      S-adenosyl-L-methionine hydrolase
                      methylmethionine-sulfonium-salt hydrolase

6. 3.5.4.28 enzyme   adenosylhomocysteine deaminase
                      S-adenosylhomocysteine deaminase
                      S-adenosyl-L-homocysteine aminohydrolase

7. 3.6.1.17 enzyme   bis(5'-adenosyl)-tetraphosphatase
                      diguanosinetetraphosphatase (asymmetrical)
                      dinucleoside tetraphosphatase
                      dinucleosidetetraphosphatase (asymmetrical)
                      bis(5'-guanosyl)-tetraphosphatase
                      diadenosine P1,P4-tetraphosphatase
                      bis(5'-nucleosyl)-tetraphosphatase (asymmetrical)
                      P1,P4-bis(5'-nucleosyl)-tetraphosphate nucleotidohydrolase

8. 3.6.1.29 enzyme   bis(5'-adenosyl)-triphosphatase
                      P1,P3-bis(5'-adenosyl)-triphosphate adenylohydrolase
                      dinucleosidetriphosphatase
                      diadenosine 5,5-P1,P3-triphosphatase

9. 3.6.1.41 enzyme   bis(5'-adenosyl) tetraphosphatase
                      Ap4A hydrolase
                      diadenosinetetraphosphatase (symmetrical)
                      dinucleosidetetraphosphate (symmetrical)
                      adenosine tetraphosphate phosphodiesterase
                      diadenosine polyphosphate hydrolase
                      diadenosine tetraphosphate hydrolase
                      symmetrical diadenosine tetraphosphate hydrolase
                      bis(5'-nucleosyl)-tetraphosphatase (symmetrical)
                      diadenosine 5',5'''-P1,P4-tetraphosphatase
                      P1,P4-bis(5'-nucleosyl)-tetraphosphate nucleosidebisphosphohydrolase

10. 4.1.1.50 enzyme   adenosylmethionine decarboxylase
                      S-adenosylmethionine decarboxylase
                      S-adenosyl-L-methionine decarboxylase
                      S-adenosyl-L-methionine carboxy-lyase

11. 2.1.1.1 enzyme   S-adenosyl-L-methionine:nicotinamide N-methyltransferase
                      nicotinamide methyltransferase
                      nicotinamide N-methyltransferase

12. 2.1.1.10 enzyme   adenosylmethionine transmethylase
                      adenosylmethionine:homocysteine methyltransferase
                      S-adenosylmethionine homocysteine transmethylase
                      S-adenosylmethionine-homocysteine transmethylase
                      S-adenosylmethionine:homocysteine methyltransferase
                      S-adenosyl-L-methionine:L-homocysteine methyltransferase
                      S-adenosyl-L-methionine:L-homocysteine S-methyltransferase
                      homocysteine methylase
                      homocysteine methyltransferase
                      homocysteine transmethylase
                      homocysteine S-methyltransferase
                      methylmethionine:homocysteine methyltransferase
                      L-homocysteine S-methyltransferase
                      S-methylmethionine homocysteine transmethylase

13. 2.1.1.101 enzyme   S-adenosyl-L-methionine-macrocin O-methyltransferase
                      S-adenosyl-L-methionine:macrocin 3"'-O-methyltransferase
                      macrocin methyltransferase
                      macrocin O-methyltransferase

14. 2.1.1.102 enzyme   S-adenosyl-L-methionine:demethylmacrocin 2"'-O-methyltransferase
                      demethylmacrocin methyltransferase
                      demethylmacrocin O-methyltransferase

15. 2.1.1.106 enzyme   S-adenosylmethionine:tryptophan 2-methyltransferase
                      S-adenosyl-L-methionine:L-tryptophan 2-C-methyltransferase
                      tryptophan 2-methyltransferase
                      tryptophan 2-C-methyltransferase

16. 2.1.1.108 enzyme   S-adenosyl-L-methionine:6-hydroxymellein 6-O-methyltransferase
                      6-hydroxymellein methyltransferase
                      6-hydroxymellein O-methyltransferase

17. 2.1.1.109 enzyme   S-adenosyl-L-methionine:6-demethylsterigmatocystin 6-O-methyltransferase
                      demethylsterigmatocystin methyltransferase
                      O-methyltransferase I
                      demethylsterigmatocystin 6-O-methyltransferase

18. 2.1.1.110 enzyme   S-adenosyl-L-methionine:sterigmatocystin 7-O-methyltransferase
                      sterigmatocystin methyltransferase
                      O-methyltransferase II
                      sterigmatocystin 7-O-methyltransferase

19. 2.1.1.111 enzyme   S-adenosyl-L-methionine:anthranilate N-methyltransferase
                      anthranilate N-methyltransferase
                      anthranilic acid N-methyltransferase

20. 2.1.1.117 enzyme   S-adenosyl-L-methionine:(S)-scoulerine 9-O-methyltransferase
                      (S)-scoulerine 9-O-methyltransferase

21. 2.1.1.118 enzyme   S-adenosyl-L-methionine:columbamine O-methyltransferase
                      columbamine O-methyltransferase

22. 2.1.1.119 enzyme   S-adenosyl-L-methionine:10-hydroxydihydrosanguinarine 10-O-methyltransferase
                      10-hydroxydihydrosanguinarine 10-O-methyltransferase

23. 2.1.1.12 enzyme   S-adenosylmethionine transmethylase
                      S-adenosylmethionine-methionine methyltransferase
                      S-adenosyl methionine:methionine methyl transferase
                      S-adenosyl-L-methionine:L-methionine S-methyltransferase
                      methionine methyltransferase
                      methionine S-methyltransferase

24. 2.1.1.120 enzyme   S-adenosyl-L-methionine:12-hydroxydihydrochelirubine 12-O-methyltransferase
                      12-hydroxydihydrochelirubine 12-O-methyltransferase

25. 2.1.1.121 enzyme   S-adenosyl-L-methionine:6-O-methylnorlaudanosoline 5'-O-methyltransferase
                      6-O-methylnorlaudanosoline 5'-O-methyltransferase

26. 2.1.1.130 enzyme   S-adenosyl-L-methionine:precorrin-4 C20-methyltransferase
                      precorrin-2 C20-methyltransferase

27. 2.1.1.131 enzyme   S-adenosyl-L-methionine:precorrin-3B C17-methyltransferase
                      CobJ
                      precorrin-3 methyltransferase
                      precorrin-3B C17-methyltransferase

28. 2.1.1.133 enzyme   S-adenosyl-L-methionine:precorrin-4 C11 methyltransferase
                      CobM
                      precorrin-3 methylase
                      precorrin-4 C11-methyltransferase

29. 2.1.1.136 enzyme   S-adenosyl-L-methionine:trichlorophenol O-methyltransferase
                      chlorophenol O-methyltransferase
                      halogenated phenol O-methyltransferase, trichlorophenol  O-methyltransferase

30. 2.1.1.139 enzyme   S-adenosyl-L-methionine:3'-demethylstaurosporine O-methyltransferase
                      staurosporine synthase
                      3'-demethylstaurosporine O-methyltransferase
                      3'-demethoxy-3'-hydroxystaurosporine O-methyltransferase

31. 2.1.1.140 enzyme   S-adenosyl-L-methionine:(S)-coclaurine-N-methyltransferase
                      (S)-coclaurine-N-methyltransferase

32. 2.1.1.141 enzyme   S-adenosyl-L-methionine:jasmonate O-methyltransferase
                      jasmonate O-methyltransferase
                      jasmonic acid carboxyl methyltransferase

33. 2.1.1.142 enzyme   S-adenosyl-L-methionine:cycloartenol 24-C-methyltransferase
                      sterol C-methyltransferase
                      cycloartenol 24-C-methyltransferase

34. 2.1.1.143 enzyme   S-adenosyl-L-methionine:24-methylenelophenol C-methyltransferase
                      SMT2
                      24-methylenesterol C-methyltransferase
                      24-methylenelophenol C-24(1)-methyltransferase

35. 2.1.1.146 enzyme   S-adenosyl-L-methionine:isoeugenol O-methyltransferase
                      (iso)eugenol O-methyltransferase

36. 2.1.1.147 enzyme   S-adenosyl-L-methionine:protoberberine 13-C-methyltransferase
                      corydaline synthase

37. 2.1.1.149 enzyme   S-adenosyl-L-methionine:myricetin O-methyltransferase
                      CrCOMT2
                      myricetin O-methyltransferase
                      flavonoid 3',5'-O-dimethyltransferase

38. 2.1.1.150 enzyme   S-adenosyl-L-methionine:hydroxyisoflavone 7-O-methyltransferase
                      isoflavone 7-O-methyltransferase

39. 2.1.1.154 enzyme   S-adenosyl-L-methionine:isoliquiritigenin 2'-O-methyltransferase
                      CHMT
                      chalcone OMT
                      isoliquiritigenin 2'-O-methyltransferase

40. 2.1.1.155 enzyme   S-adenosyl-L-methionine:flavonoid 4'-O-methyltransferase
                      S-adenosyl-L-methionine:kaempferol 4'-O-methyltransferase
                      F 4'-OMT
                      kaempferol 4'-O-methyltransferase

41. 2.1.1.17 enzyme   phosphatidylethanolamine-S-adenosylmethionine methyltransferase
                      S-adenosyl-L-methionine:phosphatidylethanolamine N-methyltransferase
                      LMTase
                      PEMT
                      phosphatidylethanolamine methyltransferase
                      lipid methyl transferase
                      phosphatidylethanolamine N-methyltransferase
                      phosphatidylethanolamine-N-methylase

42. 2.1.1.2 enzyme   S-adenosyl-L-methionine:N-guanidinoacetate methyltransferase
                      GA methylpherase
                      guanidinoacetate methyltransferase
                      guanidinoacetate transmethylase
                      guanidoacetate methyltransferase
                      guanidinoacetate N-methyltransferase
                      methionine-guanidinoacetic transmethylase

43. 2.1.1.20 enzyme   S-adenosyl-L-methionine:glycine methyltransferase
                      S-adenosyl-L-methionine:glycine N-methyltransferase
                      GNMT
                      glycine methyltransferase
                      glycine N-methyltransferase

44. 2.1.1.22 enzyme   S-adenosyl-L-methionine:carnosine N-methyltransferase
                      carnosine N-methyltransferase

45. 2.1.1.25 enzyme   S-adenosyl-L-methionine:phenol O-methyltransferase
                      PMT
                      phenol O-methyltransferase

46. 2.1.1.26 enzyme   S-adenosyl-L-methionine:2-iodophenol O-methyltransferase
                      iodophenol O-methyltransferase

47. 2.1.1.27 enzyme   S-adenosyl-methionine:tyramine N-methyltransferase
                      S-adenosyl-L-methionine:tyramine N-methyltransferase
                      tyramine methylpherase
                      tyramine N-methyltransferase
                      DIB O-methyltransferase (3,5-diiodo-4-hydroxy-benzoic acid)

48. 2.1.1.28 enzyme   S-adenosyl-L-methionine:phenylethanolamine N-methyltransferase
                      norepinephrine methyltransferase
                      phenethanolamine methyltransferase
                      noradrenalin N-methyltransferase
                      noradrenaline N-methyltransferase
                      norepinephrine N-methyltransferase
                      phenethanolamine N-methyltransferase
                      phenylethanolamine N-methyltransferase

49. 2.1.1.38 enzyme   S-adenosyl-L-methionine:O-demethylpuromycin O-methyltransferase
                      O-demethylpuromycin methyltransferase
                      O-demethylpuromycin O-methyltransferase

50. 2.1.1.4 enzyme   S-adenosyl-L-methionine:N-acetylserotonin O-methyltransferase
                      acetylserotonin methyltransferase
                      hydroxyindole methyltransferase
                      acetylserotonin O-methyltransferase
                      hydroxyindole O-methyltransferase
                      N-acetylserotonin O-methyltransferase

51. 2.1.1.41 enzyme   S-adenosyl-4-methionine:sterol delta24-methyltransferase
                      S-adenosyl-L-methionine:delta24(23)-sterol methyltransferase
                      S-adenosyl-L-methionine:zymosterol 24-C-methyltransferase
                      SMT1
                      delta24-methyltransferase
                      phytosterol methyltransferase
                      delta24-sterol methyltransferase
                      zymosterol-24-methyltransferase
                      24-sterol C-methyltransferase
                      sterol 24-C-methyltransferase

52. 2.1.1.42 enzyme   S-adenosylmethionine:flavone/flavonol 3'-O-methyltransferase
                      S-adenosyl-L-methionine:5,7,3',4'-tetrahydroxyflavone 3'-O-methyltransferase
                      luteolin methyltransferase
                      luteolin O-methyltransferase
                      luteolin 3'-O-methyltransferase
                      o-dihydric phenol methyltransferase
                      o-diphenol m-O-methyltransferase
                      o-dihydric phenol meta-O-methyltransferase

53. 2.1.1.46 enzyme   S-adenosyl-L-methionine:isoflavone 4'-O-methyltransferase
                      isoflavone methyltransferase
                      4'-hydroxyisoflavone methyltransferase
                      isoflavone O-methyltransferase
                      isoflavone 4'-O-methyltransferase

54. 2.1.1.47 enzyme   S-adenosyl-L-methionine:indolepyruvate C-methyltransferase
                      indolepyruvate methyltransferase
                      indolepyruvate 3-methyltransferase
                      indolepyruvate C-methyltransferase
                      indolepyruvic acid methyltransferase

55. 2.1.1.49 enzyme   S-adenosyl-L-methionine:amine N-methyltransferase
                      tryptamine methyltransferase
                      amine N-methyltransferase
                      arylamine N-methyltransferase
                      nicotine N-methyltransferase
                      tryptamine N-methyltransferase

56. 2.1.1.50 enzyme   S-adenosyl-L-methionine:loganic acid methyltransferase
                      S-adenosyl-L-methionine:loganate 11-O-methyltransferase
                      loganate methyltransferase
                      loganate O-methyltransferase

57. 2.1.1.53 enzyme   S-adenosyl-L-methionine:putrescine N-methyltransferase
                      putrescine methyltransferase
                      putrescine N-methyltransferase

58. 2.1.1.6 enzyme   S-adenosyl-L-methionine:catechol O-methyltransferase
                      COMT I
                      COMT II
                      catechol methyltransferase
                      catechol O-methyltransferase
                      catecholamine O-methyltransferase
                      S-COMT (soluble form of catechol-O-methyltransferase)
                      MB-COMT (membrane-bound form of catechol-O-methyltransferase)

59. 2.1.1.65 enzyme   S-adenosyl-L-methionine:licodione 2'-O-methyltransferase
                      licodione 2'-O-methyltransferase

60. 2.1.1.67 enzyme   S-adenosyl-L-methionine:thiopurine S-methyltransferase
                      TPMT
                      mercaptopurine methyltransferase
                      thiopurine methyltransferase
                      6-thiopurine transmethylase
                      thiopurine S-methyltransferase

61. 2.1.1.69 enzyme   S-adenosyl-L-methionine:5-hydroxyfuranocoumarin 5-O-methyltransferase
                      furanocoumarin 5-methyltransferase
                      furanocoumarin 5-O-methyltransferase
                      5-hydroxyfuranocoumarin 5-O-methyltransferase

62. 2.1.1.7 enzyme   S-adenosyl-L-methionine:nicotinate N-methyltransferase
                      furanocoumarin 8-methyltransferase
                      nicotinate N-methyltransferase
                      furanocoumarin 8-O-methyltransferase

63. 2.1.1.70 enzyme   S-adenosyl-L-methionine:8-hydroxyfuranocoumarin 8-O-methyltransferase
                      furanocoumarin 8-methyltransferase
                      8-hydroxyfuranocoumarin 8-O-methyltransferase
                      furanocoumarin 8-O-methyl-transferase

64. 2.1.1.75 enzyme   S-adenosyl-L-methionine:5,7,4'-trihydroxyflavone 4'-O-methyltransferase
                      flavonoid methyltransferase
                      flavonoid O-methyltransferase
                      apigenin 4'-O-methyltransferase

65. 2.1.1.76 enzyme   S-adenosyl-L-methionine:3,5,7,3',4'-pentahydroxyflavone 3-O-methyltransferase
                      flavonoid 3-methyltransferase
                      flavonol 3-O-methyltransferase
                      quercetin 3-O-methyltransferase

66. 2.1.1.78 enzyme   S-adenosyl-L-methionine:isoorientin 3'-O-methyltransferase
                      isoorientin 3'-methyltransferase
                      isoorientin 3'-O-methyltransferase

67. 2.1.1.87 enzyme   S-adenosyl-L-methionine:pyridine N-methyltransferase
                      pyridine methyltransferase
                      pyridine N-methyltransferase

68. 2.1.1.88 enzyme   S-adenosyl-L-methionine:3,3',4',5,7,8-hexahydroxyflavone  8-O-methyltransferase
                      S-adenosyl-L-methionine:3,5,7,8,3',4'-hexahydroxyflavone 8-O-methyltransferase
                      flavonol 8-methyltransferase
                      flavonol 8-O-methyltransferase
                      8-hydroxyquercitin 8-O-methyltransferase

69. 2.1.1.89 enzyme   S-adenosyl-L-methionine:5,8,13,13a-tetrahydrocolumbamine 2-O-methyltransferase
                      tetrahydrocolumbamine methyltransferase
                      tetrahydrocolumbamine 2-O-methyltransferase

70. 2.1.1.9 enzyme   S-adenosyl-L-methionine:thiol S-methyltransferase
                      TMT
                      S-methyltransferase
                      thiol methyltransferase
                      thiol S-methyltransferase

71. 2.1.1.92 enzyme   S-adenosyl-L-methionine:bergaptol O-methyltransferase
                      bergaptol methyltransferase
                      bergaptol O-methyltransferase

72. 2.1.1.93 enzyme   S-adenosyl-L-methionine:xanthotoxol O-methyltransferase
                      xanthotoxol methyltransferase
                      xanthotoxol O-methyltransferase

73. 2.1.1.96 enzyme   S-adenosyl-L-methionine:thioether S-methyltransferase
                      S-adenosyl-L-methionine:dimethyl-sulfide S-methyltransferase
                      thioether methyltransferase
                      thioether S-methyltransferase

74. 2.1.1.97 enzyme   S-adenosyl-L-methionine:3-hydroxyanthranilate 4-C-methyltransferase
                      3-hydroxyanthranilate 4-methyltransferase
                      3-hydroxyanthranilate 4-C-methyltransferase

75. 2.5.1.4 enzyme   adenosylmethioninase
                      adenosylmethionine cyclotransferase
                      S-adenosyl-L-methionine alkyltransferase (cyclizing)

76. 4.4.1.14 enzyme   S-adenosyl-L-methionine methylthioadenosine-lyase
                      ACC synthase
                      aminocyclopropanecarboxylate synthase
                      1-aminocyclopropanecarboxylate synthase
                      aminocyclopropanecarboxylic acid synthase
                      1-aminocyclopropane-1-carboxylate synthase
                      1-aminocyclopropane-1-carboxylate synthetase
                      1-aminocyclopropane-1-carboxylic acid synthase

77. 2.1.1.103 enzyme   S-adenosyl-L-methionine:ethanolamine-phosphate N-methyltransferase
                      phosphoethanolamine methyltransferase
                      phosphoethanolamine N-methyltransferase

78. 2.1.1.104 enzyme   S-adenosyl-L-methionine:caffeoyl-CoA 3-O-methyltransferase
                      caffeoyl coenzyme A methyltransferase
                      caffeoyl-CoA O-methyltransferase
                      caffeoyl-CoA 3-O-methyltransferase
                      trans-caffeoyl-CoA 3-O-methyltransferase

79. 2.1.1.105 enzyme   S-adenosyl-L-methionine:N-benzoyl-4-O-hydroxyanthranilate 4-O-methyltransferase
                      benzoyl-CoA:anthranilate N-benzoyltransferase
                      N-benzoyl-4-hydroxyanthranilate 4-methyltransferase
                      N-benzoyl-4-hydroxyanthranilate 4-O-methyltransferase

80. 2.1.1.107 enzyme   adenosylmethionine-uroporphyrinogen III methyltransferase
                      S-adenosyl-L-methionine-dependent uroporphyrinogen III methylase
                      S-adenosyl-L-methionine:uroporphyrin-III C-methyltransferase
                      CysG
                      SUMT
                      SirA
                      uroporphyrinogen methyltransferase
                      uroporphyrinogen-III methylase
                      uroporphyrinogen-III methyltransferase
                      uroporphyrin-III C-methyltransferase
                      CobA [ambiguous-see EC 2.5.1.17]

81. 2.1.1.11 enzyme   S-adenosylmethioninemagnesium protoporphyrin methyltransferase
                      S-adenosylmethionine-magnesium protoporphyrin methyltransferase
                      S-adenosyl-L-methionine:Mg protoporphyrin methyltransferase
                      (-)-S-adenosyl-L-methionine:magnesium-protoporphyrin IX  methyltransferase
                      S-adenosyl-L-methionine:magnesium-protoporphyrin O-methyltransferase
                      S-adenosyl-L-methionine:magnesium-protoporphyrin-IX O-methyltransferase
                      Mg-protoporphyrin IX methyltransferase
                      magnesium protoporphyrin IX methyltransferase
                      magnesium-protoporphyrin O-methyltransferase

82. 2.1.1.112 enzyme   S-adenosyl-L-methionine:glucuronoxylan-D-glucuronate 4-O-methyltransferase
                      glucuronoxylan 4-O-methyltransferase

83. 2.1.1.114 enzyme   S-adenosyl-L-methionine:3-hexaprenyl-4,5-dihydroxylate O-methyltransferase
                      dihydroxyhexaprenylbenzoate methyltransferase
                      hexaprenyldihydroxybenzoate methyltransferase
                      3,4-dihydroxy-5-hexaprenylbenzoate methyltransferase

84. 2.1.1.122 enzyme   S-adenosyl-L-methionine:(S)-7,8,13,14-tetrahydroprotoberberine cis-N-methyltransferase
                      (S)-tetrahydroprotoberberine N-methyltransferase
                      tetrahydroprotoberberine cis-N-methyltransferase

85. 2.1.1.123 enzyme   S-adenosyl-L-methionine:[cytochrome c]-methionine S-methyltransferase
                      [cytochrome-c]-methionine S-methyltransferase

86. 2.1.1.128 enzyme   S-adenosyl-L-methionine:(RS)-norcoclaurine 6-O-methyltransferase
                      (RS)-norcoclaurine 6-O-methyltransferase

87. 2.1.1.129 enzyme   S-adenosyl-L-methionine:1D-myo-inositol 4-methyltransferase
                      S-adenosyl-L-methionine:myo-inositol 4-O-methyltransferase
                      inositol 4-methyltransferase
                      myo-inositol 4-O-methyltransferase
                      myo-inositol 6-O-methyltransferase

88. 2.1.1.132 enzyme   S-adenosyl-L-methionine:1-precorrin-6Y C5,15-methyltransferase (C-12-decarboxylating)
                      precorrin-6 methyltransferase
                      precorrin-6Y methylase
                      precorrin-6Y C5,15-methyltransferase (decarboxylating)

89. 2.1.1.137 enzyme   S-adenosyl-L-methionine:arsenic(III) methyltransferase
                      S-adenosyl-L-methionine:arsenite As-methyltransferase
                      S-adenosyl-L-methionine:methylarsonite As-methyltransferase
                      arsenite methyltransferase
                      methylarsonite methyltransferase

90. 2.1.1.15 enzyme   S-adenosyl-L-methionine:fatty-acid O-methyltransferase
                      fatty acid methyltransferase
                      fatty acid O-methyltransferase
                      fatty-acid O-methyltransferase

91. 2.1.1.152 enzyme   S-adenosyl-L-methionine:precorrin-5 C1-methyltransferase (deacetylating)
                      CobF
                      precorrin-6A synthase (deacetylating)
                      precorrin-6X synthase (deacetylating)

92. 2.1.1.18 enzyme   S-adenosyl-L-methionine:1,4-alpha-D-glucan 6-O-methyltransferase
                      polysaccharide methyltransferase
                      acylpolysacharide 6-methyltransferase
                      polysaccharide O-methyltransferase

93. 2.1.1.29 enzyme   S-adenosyl-L-methionine:tRNA (cytosine-5-)-methyltransferase
                      tRNA (cytosine-5-)-methyltransferase
                      transfer RNA cytosine 5-methyltransferase
                      transfer ribonucleate cytosine 5-methyltransferase

94. 2.1.1.31 enzyme   S-adenosyl-L-methionine:tRNA (guanine-N1-)-methyltransferase
                      tRNA (guanine-N1-)-methyltransferase
                      tRNA guanine 1-methyltransferase
                      transfer ribonucleate guanine 1-methyltransferase

95. 2.1.1.32 enzyme   S-adenosyl-L-methionine:tRNA (guanine-N2-)-methyltransferase
                      guanine-N2-methylase
                      tRNA (guanine-N2-)-methyltransferase
                      transfer RNA guanine 2-methyltransferase
                      transfer ribonucleate guanine 2-methyltransferase
                      transfer ribonucleate guanine N2-methyltransferase

96. 2.1.1.33 enzyme   S-adenosyl-L-methionine:tRNA (guanine-N7-)-methyltransferase
                      N7-methylguanine methylase
                      tRNA (guanine-N7-)-methyltransferase
                      tRNA guanine 7-methyltransferase
                      7-methylguanine transfer ribonucleate methylase
                      transfer ribonucleate guanine 7-methyltransferase

97. 2.1.1.34 enzyme   S-adenosyl-L-methionine:tRNA (guanosine-2'-O-)-methyltransferase
                      tRNA guanosine 2'-methyltransferase
                      tRNA (guanosine-2'-O-)-methyltransferase
                      transfer ribonucleate guanosine 2'-methyltransferase

98. 2.1.1.35 enzyme   S-adenosyl-L-methionine:tRNA (uracil-5-)-methyltransferase
                      m5U-methyltransferase
                      ribothymidyl synthase
                      tRNA (uracil-5-)-methyltransferase
                      tRNA uracil 5-methyltransferase
                      transfer RNA uracil methylase
                      transfer RNA uracil 5-methyltransferase

99. 2.1.1.36 enzyme   S-adenosyl-L-methionine:tRNA (adenine-N1-)-methyltransferase
                      adenine-1-methylase
                      tRNA (adenine-N1-)-methyltransferase
                      1-methyladenine transfer RNA methyltransferase
                      transfer RNA (adenine-1) methyltransferase
                      transfer ribonucleate adenine 1-methyltransferase

100. 2.1.1.37 enzyme   S-adenosyl-L-methionine:DNA (cytosine-5-)-methyltransferase
                      DNA methylase
                      DNA methyltransferase
                      DNA transmethylase
                      EcoRI methylase
                      HpaII methylase
                      HpaII' methylase
                      M.BsuRIa
                      M.BsuRIb
                      deoxyribonucleate methylase
                      deoxyribonucleate methyltransferase
                      deoxyribonucleic methylase
                      modification methylase
                      DNA cytosine methylase
                      DNA-cytosine methyltransferase
                      cytosine 5-methyltransferase
                      cytosine DNA methylase
                      cytosine DNA methyltransferase
                      deoxyribonucleic acid methylase
                      deoxyribonucleic acid methyltransferase
                      methylphosphotriester-DNA methyltransferase
                      restriction-modification system
                      DNA (cytosine-5-)-methyltransferase
                      DNA 5-cytosine methylase
                      DNA cytosine c5 methylase
                      DNA-cytosine 5-methylase
                      Type II DNA methylase
                      cytosine-specific DNA methyltransferase
                      deoxyribonucleic (cytosine-5-)-methyltransferase
                      deoxyribonucleic acid modification methylase
                      deoxyribonucleic acid (cytosine-5-)-methyltransferase
                      site-specific DNA-methyltransferase (cytosine-specific)

101. 2.1.1.39 enzyme   S-adenosylmethionine:myo-inositol 1-methyltransferase
                      S-adenosyl-L-methionine:myo-inositol 1-O-methyltransferase
                      S-adenosyl-L-methionine:1D-myo-inositol 3-O-methyltransferase
                      inositol 3-methyltransferase
                      inositol L-1-methyltransferase
                      myo-inositol 1-methyltransferase
                      myo-inositol 1-O-methyltransferase (name based on 1L-numbering  system and not 1D-numbering)

102. 2.1.1.40 enzyme   S-adenosylmethionine:myo-inositol 3-methyltransferase
                      S-adenosyl-L-methionine:myo-inositol 3-O-methyltransferase
                      S-adenosyl-L-methionine:1D-myo-inositol 1-O-methyltransferase
                      inositol 1-methyltransferase
                      inositol D-1-methyltransferase
                      myo-inositol 3-O-methyltransferase
                      inositol 3-O-methyltransferase (name based on 1L-numbering system  and not 1D-numbering)

103. 2.1.1.43 enzyme   S-adenosyl-L-methionine:histone-L-lysine N6-methyltransferase
                      histone H1-specific S-adenosylmethionine:protein-lysine  N-methyltransferase
                      protein (lysine) methyltransferase
                      protein methylase 3
                      protein methylase III
                      protein methyltransferase II
                      histone-lysine N-methyltransferase
                      protein-lysine N-methyltransferase

104. 2.1.1.48 enzyme   S-adenosyl-L-methionine:rRNA (adenine-N6-)-methyltransferase
                      gene ksgA methyltransferase
                      ErmC 23S rRNA methyltransferase
                      rRNA (adenine-N6-)-methyltransferase
                      ribonucleic acid-adenine (N6) methylase
                      ribosomal ribonucleate adenine 6-methyltransferase

105. 2.1.1.51 enzyme   S-adenosyl-L-methionine:rRNA (guanine-N1-)-methyltransferase
                      rRNA (guanine-N1-)-methyltransferase
                      ribosomal ribonucleate guanine 1-methyltransferase

106. 2.1.1.52 enzyme   S-adenosyl-L-methionine:rRNA (guanine-N2-)-methyltransferase
                      rRNA (guanine-N2-)-methyltransferase
                      ribosomal ribonucleate guanine-2-methyltransferase

107. 2.1.1.55 enzyme   S-adenosyl-L-methionine:tRNA (adenine-N6-)-methyltransferase
                      tRNA (adenine-N6-)-methyltransferase

108. 2.1.1.56 enzyme   S-adenosyl-L-methionine:mRNA (guanine-N7-)-methyltransferase
                      guanine-7-methyltransferase
                      mRNA (guanine-N7-)-methyltransferase
                      messenger RNA guanine 7-methyltransferase
                      messenger ribonucleate guanine 7-methyltransferase

109. 2.1.1.57 enzyme   S-adenosyl-L-methionine:mRNA (nucleoside-2'-O-)-methyltransferase
                      mRNA (nucleoside-2'-O-)-methyltransferase
                      messenger RNA (nucleoside-2'-)-methyltransferase
                      messenger ribonucleate nucleoside 2'-methyltransferase

110. 2.1.1.59 enzyme   S-adenosyl-L-methionine:[cytochrome c]-L-lysine N6-methyltransferase
                      cytochrome c methyltransferase
                      cytochrome c (lysine) methyltransferase
                      [cytochrome c]-lysine N-methyltransferase
                      cytochrome c-specific protein methylase III
                      cytochrome c-specific protein-lysine methyltransferase

111. 2.1.1.60 enzyme   S-adenosylmethionine:calmodulin (lysine) N-methyltransferase
                      S-adenosyl-L-methionine:calmodulin-L-lysine N6-methyltransferase
                      calmodulin-lysine N-methyltransferase

112. 2.1.1.62 enzyme   S-adenosyl-L-methionine:mRNA (2'-O-methyladenosine-N6-)-methyltransferase
                      mRNA (2'-O-methyladenosine-N6-)-methyltransferase
                      messenger ribonucleate 2'-O-methyladenosine N(G)-methyltransferase

113. 2.1.1.66 enzyme   S-adenosyl-L-methionine:rRNA (adenosine-2'-O)-methyltransferase
                      RNA-pentose methylase
                      thiostrepton-resistance methylase
                      rRNA adenosine 2'-methylase
                      rRNA (adenosine-2'-O-)-methyltransferase
                      ribosomal ribonucleate adenosine 2'-methyltransferase

114. 2.1.1.68 enzyme   S-adenosyl-L-methionine:caffeic acid-O-methyltransferase
                      S-adenosyl-L-methionine:3,4-dihydroxy-trans-cinnamate 3-O-methyltransferase
                      caffeate methyltransferase
                      caffeate O-methyltransferase
                      caffeate 3-O-methyltransferase

115. 2.1.1.71 enzyme   S-adenosyl-L-methionine:phosphatidyl-N-methylethanolamine N-methyltransferase
                      PLMT
                      methyltransferase II
                      phosphatidylmonomethylethanolamine methyltransferase
                      phospholipid methyltransferase
                      phosphatidylethanolamine methyltransferase I
                      phosphatidyl-N-methylethanolamine methyltransferase
                      phosphatidyl-N-monomethylethanolamine methyltransferase
                      phosphatidyl-N-methylethanolamine N-methyltransferase

116. 2.1.1.77 enzyme   S-adenosyl-L-methionine:protein-L-isoaspartate O-methyltransferase
                      protein (D-aspartate) methyltransferase
                      protein D-aspartate methyltransferase
                      protein L-isoaspartate methyltransferase
                      protein L-isoaspartyl methyltransferase
                      D-aspartyl/L-isoaspartyl methyltransferase
                      protein O-methyltransferase (L-isoaspartate)
                      protein-L-isoaspartate O-methyltransferase
                      protein-beta-aspartate O-methyltransferase
                      L-aspartyl/L-isoaspartyl protein methyltransferase
                      L-isoaspartyl/D-aspartyl protein carboxyl methyltransferase
                      protein-L-isoaspartate(D-aspartate) O-methyltransferase

117. 2.1.1.8 enzyme   S-adenosylmethionine-histamine N-methyltransferase
                      S-adenosyl-L-methionine:histamine N-tele-methyltransferase
                      imidazolemethyltransferase
                      histamine methyltransferase
                      histamine 1-methyltransferase
                      histamine N-methyltransferase
                      histamine-methylating enzyme

118. 2.1.1.80 enzyme   S-adenosylmethionine-glutamyl methyltransferase
                      S-adenosylmethionine:protein-carboxyl O-methyltransferase
                      S-adenosyl-L-methionine:protein-L-glutamate O-methyltransferase
                      protein carboxymethylase
                      protein carboxymethyltransferase
                      MCP methyltransferase I
                      MCP methyltransferase II
                      protein O-methyltransferase
                      protein carboxyl-methylase
                      protein carboxylmethyltransferase II
                      protein methylase II
                      protein methyltransferase II
                      protein(aspartate)methyltransferase
                      protein(carboxyl)methyltransferase
                      protein carboxyl-O-methyltransferase
                      protein-glutamate O-methyltransferase
                      methyl-accepting chemotaxis protein O-methyltransferase
                      methyl-accepting chemotaxis protein methyltransferase II

119. 2.1.1.82 enzyme   S-adenosyl-L-methionine:3',4',5,7-tetrahydroxy-3-methoxyflavone  7-O-methyltransferase
                      S-adenosyl-L-methionine:5,7,3',4'-tetrahydroxy-3-methoxyflavone 7-O-methyltransferase
                      7-OMT
                      flavonol 7-methyltransferase
                      flavonol 7-O-methyltransferase
                      3-methylquercitin 7-O-methyltransferase

120. 2.1.1.83 enzyme   S-adenosyl-L-methionine:3',4',5-trihydroxy-3,7-dimethoxyflavone  4'-O-methyltransferase
                      S-adenosyl-L-methionine:5,3',4'-trihydroxy-3,7-dimethoxyflavone 4'-O-methyltransferase
                      4'-OMT
                      flavonol 4'-methyltransferase
                      flavonol 4'-O-methyltransferase
                      3,7-dimethylquercitin 4'-O-methyltransferase

121. 2.1.1.84 enzyme   S-adenosyl-L-methionine:3',4',5,6-tetrahydroxy-3,7-dimethoxyflavone  6-O-methyltransferase
                      S-adenosyl-L-methionine:3',4',5,6-tetrahydroxy-3,7-dimethoxyflavone 6-O-methyltransferase
                      6-OMT
                      flavonol 6-methyltransferase
                      flavonol 6-O-methyltransferase
                      methylquercetagetin 6-O-methyltransferase

122. 2.1.1.85 enzyme   S-adenosyl methionine:protein-histidine N-methyltransferase
                      S-adenosyl-L-methionine:protein-L-histidine N-tele-methyltransferase
                      protein (histidine) methyltransferase
                      protein methylase IV
                      actin-specific histidine methyltransferase
                      protein-histidine N-methyltransferase

123. 2.1.1.91 enzyme   S-adenosylmethionine:aldoxime O-methyltransferase
                      S-adenosyl-L-methionine:2-methylpropanal-oxime O-methyltransferase
                      aldoxime methyltransferase
                      aldoxime O-methyltransferase
                      isobutyraldoxime O-methyltransferase

124. 2.1.1.94 enzyme   S-adenosyl-L-methionine:11-O-demethyl-17-O-deacetylvindoline 11-O-methyltransferase
                      11-demethyl-17-deacetylvindoline 11-methyltransferase
                      11-O-demethyl-17-O-deacetylvindoline O-methyltransferase

125. 2.1.1.95 enzyme   S-adenosyl-L-methionine:gamma-tocopherol 5-O-methyltransferase
                      gamma-tocopherol methyltransferase
                      tocopherol O-methyltransferase

126. 2.1.1.98 enzyme   S-adenosyl-L-methionine:elongation factor 2 methyltransferase
                      S-adenosyl-L-methionine:2-(3-carboxy-3-aminopropyl)-L-histidine methyltransferase
                      diphthine methyltransferase
                      diphthine synthase

127. 2.5.1.38 enzyme   S-adenosyl-L-methionine:nocardicin-E 3-amino-3-carboxypropyltransferase
                      isonocardicin synthase
                      nocardicin aminocarboxypropyltransferase

128. 2.6.1.62 enzyme   adenosylmethionine-8-amino-7-oxononanoate transaminase
                      S-adenosyl-L-methionine:8-amino-7-oxononanoate aminotransferase
                      DAPA aminotransferase
                      DAPA transaminase
                      diaminopelargonate synthase
                      7,8-diaminonanoate transaminase
                      7,8-diaminononanoate transaminase
                      7,8-diaminopelargonic acid aminotransferase
                      7-keto-8-aminopelargonic acid
                      7-keto-8-aminopelargonic acid aminotransferase

129. 1.3.99.22 enzyme   coproporphyrinogen-III:S-adenosyl-L-methionine oxidoreductase (decarboxylating)
                      HemN
                      coproporphyrinogen dehydrogenase
                      coproporphyrinogen III oxidase
                      radical SAM enzyme
                      oxygen-independent coproporphyrinogen-III oxidase

130. 2.1.1.115 enzyme   S-adenosyl-L-methionine:(RS)-1-benzyl-1,2,3,4- tetrahydroisoquinoline N-methyltransferase
                      norreticuline N-methyltransferase
                      (RS)-1-benzyl-1,2,3,4-tetrahydroisoquinoline N-methyltransferase

131. 2.1.1.116 enzyme   S-adenosyl-L-methionine:3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase
                      3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase

132. 2.1.1.124 enzyme   S-adenosyl-L-methionine:[cytochrome c]-arginine N(omega)-methyltransferase
                      [cytochrome c]-arginine N-methyltransferase

133. 2.1.1.125 enzyme   S-adenosyl-L-methionine:histone-arginine N(omega)-methyltransferase
                      protein methylase I
                      histone protein methylase I
                      histone-arginine N-methyltransferase
                      nuclear protein (histone) N-methyltransferase

134. 2.1.1.144 enzyme   S-adenosyl-L-methionine:(E)-prop-1-ene-1,2,3-tricarboxylate 2'-O-methyltransferase
                      trans-aconitate 2-methyltransferase

135. 2.1.1.145 enzyme   S-adenosyl-L-methionine:(E)-prop-1-ene-1,2,3-tricarboxylate 3'-O-methyltransferase
                      trans-aconitate 3-methyltransferase

136. 2.1.1.151 enzyme   S-adenosyl-L-methionine:cobalt-factor-II C20-methyltransferase
                      CbiL
                      cobalt-factor II C20-methyltransferase

137. 2.1.1.153 enzyme   S-adenosyl-L-methionine:vitexin-2"-O-beta-L-rhamnoside 7-O-methyltransferase
                      vitexin 2"-O-rhamnoside 7-O-methyltransferase

138. 2.1.1.16 enzyme   S-adenosyl-L-methionine:unsaturated-phospholipid methyltransferase (methenylating)
                      unsaturated-phospholipid methyltransferase
                      methylene-fatty-acyl-phospholipid synthase

139. 2.1.1.79 enzyme   S-adenosyl-L-methionine:unsaturated-phospholipid methyltransferase (cyclizing)
                      CFA synthase
                      cyclopropane synthase
                      cyclopropane synthetase
                      unsaturated-phospholipid methyltransferase
                      cyclopropane fatty acid synthase
                      cyclopropane fatty acid synthetase
                      cyclopropane-fatty-acyl-phospholipid synthase

140. 2.1.1.99 enzyme   S-adenosyl-L-methionine:16-methoxy-2,3-dihydro-3-hydroxytabersonine N-methyltransferase
                      NMT
                      16-methoxy-2,3-dihydro-3-hydroxytabersonine methyltransferase
                      16-methoxy-2,3-dihydro-3-hydroxytabersonine N-methyltransferase

141. 3.1.21.3 enzyme   deoxyribonuclease (ATP- and S-adenosyl-L-methionine-dependent)
                      ATP-dependent DNase
                      restriction-modification system
                      adenosine triphosphate-dependent deoxyribonuclease
                      deoxyribonuclease (adenosine triphosphate-hydrolyzing)
                      type I restriction enzyme
                      type 1 site-specific deoxyribonuclease
                      type I site-specific deoxyribonuclease

142. 1.97.1.4 enzyme   formate acetyltransferase-glycine  dihydroflavodoxin:S-adenosyl-L-methionine oxidoreductase
                      PFL-glycine:S-adenosyl-L-methionine H transferase  (flavodoxin-oxidizing, S-adenosyl-L-methionine-cleaving)
                      [formate C-acetyltransferase]-glycine dihydroflavodoxin:S-adenosyl-L-methionine oxidoreductase (S-adenosyl-L-methionine cleaving)
                      PFL activase
                      formate acetyltransferase activating enzyme
                      [formate-C-acetyltransferase]-activating enzyme

143. 2.1.1.100 enzyme   S-adenosyl-L-methionine:protein-C-terminal-S-farnesyl-L-cysteine O-methyltransferase
                      prenylcysteine methyltransferase
                      S-farnesylcysteine methyltransferase
                      farnesyl-protein carboxymethyltransferase
                      isoprenylated protein methyltransferase
                      prenylated protein methyltransferase
                      prenylcysteine carboxylmethyltransferase [misleading]
                      prenylcysteine carboxymethyltransferase [misleading]
                      farnesyl cysteine C-terminal methyltransferase
                      protein-S-isoprenylcysteine O-methyltransferase
                      farnesylated protein C-terminal O-methyltransferase
                      protein C-terminal farnesylcysteine O-methyltransferase
                      protein S-farnesylcysteine C-terminal methyltransferase

144. 2.1.1.61 enzyme   S-adenosyl-L-methionine:tRNA (5-methylaminomethyl-2-thio-uridylate)-methyltransferase
                      tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase
                      tRNA 5-methylaminomethyl-2-thiouridylate 5'-methyltransferase
                      transfer ribonucleate 5-methylaminomethyl-2-thiouridylate  5-methyltransferase

145. 2.5.1.25 enzyme   S-adenosyl-L-methionine:tRNA-uridine 3-(3-amino-3-carboxypropyl)transferase
                      tRNA-uridine aminocarboxypropyltransferase

146. 2.1.1.126 enzyme   S-adenosyl-L-methionine:[myelin-basic-protein]-arginine N(omega)-methyltransferase
                      protein methylase I
                      myelin basic protein methylase I
                      [myelin basic protein]-arginine N-methyltransferase

147. 2.1.1.44 enzyme   S-adenosyl-L-methionine:N(alpha),N(alpha)-dimethyl-L-histidine N(alpha)-methyltransferase
                      dimethylhistidine methyltransferase
                      dimethylhistidine N-methyltransferase
                      histidine-alpha-N-methyltransferase

148. 2.1.1.64 enzyme   S-adenosyl-L-methionine:2-octaprenyl-3-methyl-5-hydroxy-6-methoxy- 1,4-benzoquinone-O-methyltransferase
                      S-adenosyl-L-methionine:2-nonaprenyl-3-methyl-5-hydroxy-6-methoxy- 1,4-benzoquinone 3-O-methyltransferase
                      OMHMB-methyltransferase
                      5-demethylubiquinone-9 methyltransferase
                      3-demethylubiquinone-9 3-O-methyltransferase
                      2-Octaprenyl-3-methyl-5-hydroxy-6-methoxy-1,4-benzoquinone  methyltransferase

149. 2.5.1.24 enzyme   S-adenosyl-L-methionine:N6-(delta2-isopentenyl)-adenine 3-(3-amino-3-carboxypropyl)-transferase
                      discadenine synthase
                      discadenine synthetase

150. 2.5.1.43 enzyme   S-adenosyl-L-methionine:S-adenosyl-L-methionine:S-adenosyl- Lmethionine 3-amino-3-carboxypropyltransferase
                      S-adenosyl-L-methionine:S-adenosyl-L-methionine:S-adenosyl- methionine 3-amino-3-carboxypropyltransferase
                      nicotianamine synthase

151. 2.1.1.127 enzyme   S-adenosyl-L-methionine:[3-phospho-D-glycerate-carboxy-lyase (dimerizing)]-lysine N6-methyltransferase
                      rubisco methyltransferase
                      [ribulose-bisphosphate carboxylase]-lysine N-methyltransferase
                      ribulose-bisphosphate-carboxylase/oxygenase N-methyltransferase
                      ribulose-1,5-bisphosphate carboxylase/oxygenase large subunit  epsilonN-methyltransferase


BiSSCat v1.06.20 http://bisscat.org/
Developed by Masaaki Kotera, Department of Biochemistry, Trinity College Dublin.
Science Foundation of Ireland is gratefully acknowledged.