1. C01446 compound   Pro-Xaa

2. C01632 compound   Z-Gly-Pro
                      Z-Gly-Pro-OH

3. C01649 compound   tRNA(Pro)

4. C02292 compound   L-Pro-L-boroPro

5. C07382 compound   Probanthine
                      Pro-banthine
                      Propantheline Bromide
                      Propantheline bromide

6. C01833 compound   Leu-Gly-Pro

7. C02702 compound   L-Prolyl-tRNA(Pro)

8. C02830 compound   Dipeptide (Xaa-Pro)

9. C10605 compound   Cyclo(L-Pro-L-Tyr)
                      Maculosin

10. C11847 compound   Cyclo(L-Phe-L-Pro)

11. C05046 compound   Protein(Arg,Arg-Pro)

12. C02828 compound   D-Phe-Pro-Arg-CH2Cl

13. C03183 compound   Z-Gly-Pro-Leu-Gly-Pro

14. C04298 compound   Citrate (pro-3S)-lyase (thiol form)
                      [Citrate (pro-3S)-lyase](thiol form)

15. C04334 compound   Citrate (pro-3S)-lyase (acetyl form)
                      [Citrate (pro-3S)-lyase](acetyl form)

16. C11587 compound   Cyclo[D-trp-D-asp-L-pro-D-val-L-leu]
                      BQ 123

17. C04747 compound   [Citrate-oxaloacetate-lyase((pro-3S)-CH2COO-->acetate)]

18. C04829 compound   Deacetyl-[citrate-oxaloacetate-lyase((pro-3S)-CH2COO-->acetate)]

19. C11712 compound   Teprotide
                      pGlu-Trp-Pro-Arg-Pro-Gln-Ile-Pro-Pro

20. C11765 compound   ProPAM

21. C12737 compound   ProAmatine
                      Midodrine hydrochloride