Cysteine Synthase

An enzyme that catalyzes the biosynthesis of cysteine in microorganisms and plants from O-acetyl-L-serine and hydrogen sulfide. This enzyme was formerly listed as EC 4.2.99.8.

Year introduced: 1991(1977)

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Tree Number(s): D08.811.913.225.224

MeSH Unique ID: D003547

Registry Number: EC 2.5.1.47

Entry Terms:

• O-Acetylserine (Thiol)-Lyase
• O-Acetylserine Sulfhydrylase
• O Acetylserine Sulfhydrylase
• Sulfhydrylase, O-Acetylserine
• Cysteine Synthase A

Previous Indexing:

• Cysteine (1966-1976)
• Lyases (1966-1976)
• Serine (1966-1976)

All MeSH Categories
Chemicals and Drugs Category
Enzymes and Coenzymes
Enzymes
Transferases
Alkyl and Aryl Transferases
Cysteine Synthase