Pathways

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BRENDA KEGG MetaCyc

cysteine metabolism (BRENDA)

:= BRENDA, := KEGG, := MetaCyc, := SABIO-RK
:= amino acid sequences := show the reaction diagram
EC Number
Reaction
Pathways
Reaction IDs
Stoichiometry Check
Missing Substrate
Missing Product
Commentary
Remark
flavin-containing monooxygenase
hypotaurine + H2O + NAD+ = taurine + NADH + H+
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natural substrates
3-Sulfino-L-alanine + H2O + NAD+ = L-cysteate + NADH + H+
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: cysteinesulfinic acid dehydrogenase
natural substrates
0.0.0.0
spontaneous reaction
3-Sulfino-L-alanine + H2O + NAD+ = L-cysteate + NADH + H+
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: cysteinesulfinic acid dehydrogenase
natural substrates
glutamate decarboxylase
3-sulfino-L-alanine = hypotaurine + CO2
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natural substrates
sulfinoalanine decarboxylase
3-sulfino-L-alanine = hypotaurine + CO2
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natural substrates
cystathionine gamma-lyase
L-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
methionine gamma-lyase
L-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
cysteine-S-conjugate beta-lyase
L-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
L-cysteine desulfidase
L-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
dimethylpropiothetin dethiomethylase
L-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
SPONTANEOUS
H2O + 3-sulfinylpyruvate = H+ + pyruvate + sulfite
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: non-enzymatic
natural substrates
0.0.0.0
spontaneous reaction
H2O + 3-sulfinylpyruvate = H+ + pyruvate + sulfite
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: non-enzymatic
natural substrates
H2O + 3-sulfinylpyruvate = H+ + pyruvate + sulfite
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: non-enzymatic
natural substrates
L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate
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natural substrates
aspartate transaminase
L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate
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natural substrates
cysteine transaminase
L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate
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natural substrates
cysteine-conjugate transaminase
L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate
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natural substrates
L-cysteate sulfo-lyase
L-cysteate + H2O = hydrogensulfite + pyruvate + NH3
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natural substrates
cysteine lyase
L-cysteine + sulfite = L-cysteate + hydrogen sulfide
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natural substrates
cystine reductase
2 glutathione + cystine = glutathione disulfide + 2 cysteine
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natural substrates
glutathione-cystine transhydrogenase
2 glutathione + cystine = glutathione disulfide + 2 cysteine
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natural substrates
adenylyl-sulfate reductase (glutathione)
2 glutathione + cystine = glutathione disulfide + 2 cysteine
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natural substrates
cystine reductase
2 L-cysteine + NAD+ = L-cystine + NADH + H+
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natural substrates
D-cysteine desulfhydrase
D-cysteine + H2O = sulfide + NH3 + pyruvate
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natural substrates
aspartate transaminase
L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate
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natural substrates
cysteine transaminase
L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate
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natural substrates
tyrosine transaminase
L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate
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natural substrates
aromatic-amino-acid transaminase
L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate
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natural substrates
thiosulfate sulfurtransferase
3-mercaptopyruvate + cyanide = pyruvate + thiocyanate
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natural substrates
3-mercaptopyruvate sulfurtransferase
3-mercaptopyruvate + cyanide = pyruvate + thiocyanate
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natural substrates
O-acetylhomoserine aminocarboxypropyltransferase
O-acetyl-L-homoserine + H2S = L-homocysteine + acetic acid
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natural substrates
proline-tRNA ligase
ATP + L-cysteine + tRNACys = AMP + diphosphate + L-cysteinyl-tRNACys
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natural substrates
cysteine-tRNA ligase
ATP + L-cysteine + tRNACys = AMP + diphosphate + L-cysteinyl-tRNACys
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natural substrates