Reported enzyme(s):
1.1.1.3 homoserine dehydrogenase
1.2.1.11 aspartate-semialdehyde dehydrogenase
2.6.1.76 diaminobutyrate-2-oxoglutarate transaminase

Possible enzyme(s):

Reported enzyme(s):
2.6.1.46 diaminobutyrate-pyruvate transaminase

Possible enzyme(s):

Reported enzyme(s):
4.2.1.52 dihydrodipicolinate synthase

Possible enzyme(s):

Reported enzyme(s):

Possible enzyme(s):
1.14.13.41 tyrosine N-monooxygenase
1.4.3.16 L-aspartate oxidase
2.1.1.106 tryptophan 2-C-methyltransferase
2.1.3.2 aspartate carbamoyltransferase
2.3.1.112 D-tryptophan N-malonyltransferase
2.3.1.17 aspartate N-acetyltransferase
2.3.1.33 histidine N-acetyltransferase
2.3.1.34 D-tryptophan N-acetyltransferase
2.3.1.36 D-amino-acid N-acetyltransferase
2.3.1.53 phenylalanine N-acetyltransferase
2.3.2.2 gamma-glutamyltransferase
2.6.1.1 aspartate transaminase
2.6.1.14 asparagine-oxo-acid transaminase
2.6.1.21 D-alanine transaminase
2.6.1.26 thyroid-hormone transaminase
2.6.1.27 tryptophan transaminase
2.6.1.28 tryptophan-phenylpyruvate transaminase
2.6.1.31 pyridoxamine-oxaloacetate transaminase
2.6.1.35 glycine-oxaloacetate transaminase
2.6.1.38 histidine transaminase
2.6.1.49 dihydroxyphenylalanine transaminase
2.6.1.5 tyrosine transaminase
2.6.1.57 aromatic-amino-acid transaminase
2.6.1.58 phenylalanine(histidine) transaminase
2.6.1.63 kynurenine-glyoxylate transaminase
2.6.1.64 glutamine-phenylpyruvate transaminase
2.6.1.7 kynurenine-oxoglutarate transaminase
2.6.1.70 aspartate-phenylpyruvate transaminase
2.6.1.9 histidinol-phosphate transaminase
2.7.7.54 phenylalanine adenylyltransferase
3.4.13.20 beta-Ala-His dipeptidase
3.4.13.3 X-His dipeptidase
3.5.1.15 aspartoacylase
3.5.1.7 ureidosuccinase
3.5.1.8 formylaspartate deformylase
3.5.1.83 N-acyl-D-aspartate deacylase
3.5.3.14 amidinoaspartase
6.3.2.11 carnosine synthase
6.3.2.6 phosphoribosylaminoimidazolesuccinocarboxamide synthase
6.3.4.4 adenylosuccinate synthase
6.3.4.5 argininosuccinate synthase

Reported enzyme(s):

Possible enzyme(s):
2.3.2.10 UDP-N-acetylmuramoylpentapeptide-lysine N6-alanyltransferase
2.7.2.14 branched-chain-fatty-acid kinase
6.1.1.1 tyrosine-tRNA ligase
6.1.1.10 methionine-tRNA ligase
6.1.1.12 aspartate-tRNA ligase
6.1.1.13 D-alanine-poly(phosphoribitol) ligase
6.1.1.16 cysteine-tRNA ligase
6.1.1.17 glutamate-tRNA ligase
6.1.1.18 glutamine-tRNA ligase
6.1.1.4 leucine-tRNA ligase
6.1.1.5 isoleucine-tRNA ligase
6.1.1.7 alanine-tRNA ligase
6.1.1.9 valine-tRNA ligase

Reported enzyme(s):

Possible enzyme(s):
2.6.1.11 acetylornithine transaminase
2.6.1.13 ornithine-oxo-acid transaminase
2.6.1.18 beta-alanine-pyruvate transaminase
2.6.1.19 4-aminobutyrate transaminase
2.6.1.29 diamine transaminase
2.6.1.37 2-aminoethylphosphonate-pyruvate transaminase
2.6.1.48 5-aminovalerate transaminase
2.6.1.55 taurine-2-oxoglutarate transaminase
2.6.1.77 taurine-pyruvate aminotransferase

Reported enzyme(s):

Possible enzyme(s):
2.7.2.13 glutamate 1-kinase
6.1.1.11 serine-tRNA ligase
6.1.1.19 arginine-tRNA ligase
6.1.1.22 asparagine-tRNA ligase
6.1.1.3 threonine-tRNA ligase