Cystathionine  -synthase. The nature of intramolecular proton shifts in the  elimination reaction.
D000535:Aluminum; D002384:Catalysis; D055598:Chemical Phenomena; D002621:Chemistry; D003540:Cystathionine; D003903:Deuterium; D006714:Homoserine; D007536:Isomerism; D007553:Isotope Labeling; D007700:Kinetics; D008190:Lyases; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D008968:Molecular Conformation; D009905:Optical Rotatory Dispersion; D011522:Protons; D011730:Pyridoxal; D011732:Pyridoxal Phosphate; D012475:Salmonella / Q000201:enzymology*; D013386:Succinates; D013431:Sulfates
D011522:Protons; D013386:Succinates; D013431:Sulfates; D003540:Cystathionine; D011730:Pyridoxal; D011732:Pyridoxal Phosphate; D006714:Homoserine; D003903:Deuterium; D000535:Aluminum; D008190:Lyases