Main Reaction: Sulphide + O-Acetylserine >> L-Cysteine

Reference: PubMed ID: 387913
Authors: Filutowicz M, Cieśla Z, Kłopotowski T
Title: Interference of azide with cysteine biosynthesis in Salmonella typhimurium.
Published: 1979 Jul

Sulphide + O-Acetylserine --> L-Cysteine