Sws_01403 K12339 cysM R00897O-Acetyl-L-serine + Hydrogen sulfide <=> L-Cysteine + Acetate
O3-acetyl-L-serine:hydrogen-sulfide 2-amino-2-carboxyethyltransferase; O3-acetyl-L-serine acetate-lyase (adding hydrogen sulfide) Sws_01403 K12339 cysM R03132O-Acetyl-L-serine + Thiosulfate <=> S-Sulfo-L-cysteine + Acetate
O-acetyl-L-serine:thiosulfate 2-amino-2-carboxyethyltransferase Sws_01403 K12339 cysM R03601O-Acetyl-L-serine + Hydrogen selenide <=> L-Selenocysteine + Acetate
O3-acetyl-L-serine acetate-lyase (adding hydrogen sulfide) Sws_01403 K12339 cysM R04859O-Acetyl-L-serine + Thiosulfate + Thioredoxin + H+ <=> L-Cysteine + Sulfite + Thioredoxin disulfide + Acetate
O3-acetyl-L-serine:thiosulfate 2-amino-2-carboxyethyltransferase (reducing, L-cysteine-forming); O3-acetyl-L-serine acetate-lyase (thiosulfate-reducing, L-cysteine-forming)