KEGG   REACTION: R04859Help
Entry
R04859                      Reaction                               
Name
O3-acetyl-L-serine:thiosulfate 2-amino-2-carboxyethyltransferase (reducing, L-cysteine-forming);
O3-acetyl-L-serine acetate-lyase (thiosulfate-reducing, L-cysteine-forming)
Definition
O-Acetyl-L-serine + Thiosulfate + Thioredoxin + H+ <=> L-Cysteine + Sulfite + Thioredoxin disulfide + Acetate
Equation
RPair
C00342_C00343 cofac
C00033_C00979 main
C00094_C00320 leave
C00097_C00979 main
C00097_C00320 leave
Enzyme
2.5.1.47        2.5.1.49
Pathway
Cysteine and methionine metabolism
Metabolic pathways
Orthology
K01738  
cysteine synthase A [EC:2.5.1.47]
K01740  
O-acetylhomoserine (thiol)-lyase [EC:2.5.1.49]
K10150  
cysteine synthase / O-phosphoserine sulfhydrylase / spermine synthase [EC:2.5.1.47 2.5.1.65 4.2.1.22]
K12339  
cysteine synthase B [EC:2.5.1.47]
K13034  
L-3-cyanoalanine synthase/ cysteine synthase [EC:2.5.1.47 4.4.1.9]
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