REACTION: R04859
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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
C00979
+
C00320
+
C00342
+
C00080
<=>
C00097
+
C00094
+
C00343
+
C00033
Reaction class
RC00013
C00342_C00343
RC00020
C00033_C00979
RC02813
C00094_C00320
RC02821
C00097_C00979
Enzyme
2.5.1.47
2.5.1.49
Orthology
K01738
cysteine synthase [EC:
2.5.1.47
]
K01740
O-acetylhomoserine (thiol)-lyase [EC:
2.5.1.49
]
K10150
cysteine synthase / O-phosphoserine sulfhydrylase / cystathionine beta-synthase [EC:
2.5.1.47
2.5.1.65
4.2.1.22
]
K13034
L-3-cyanoalanine synthase/ cysteine synthase [EC:
2.5.1.47
4.4.1.9
]
K17069
O-acetylhomoserine/O-acetylserine sulfhydrylase [EC:
2.5.1.49
2.5.1.47
]
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