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BRENDA KEGG MetaCyc

cysteine metabolism (BRENDA)

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EC Number Recommended Name Reaction BRENDA Pathway Name KEGG Pathway Name MetaCyc Pathway Name Reaction ID BRENDA Reaction ID KEGG Reaction ID MetaCyc Reaction ID SABIO-RK
show all sequences4.4.1.15 D-cysteine desulfhydrase D-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism   BR48361 show the reaction diagram R01874 show the reaction diagram DCYSDESULF-RXN show the reaction diagram  
show all sequences2.5.1.47 cysteine synthase O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate cysteine metabolism Cysteine and methionine metabolism,
Sulfur metabolism,
Metabolic pathways,
Biosynthesis of secondary metabolites,
Microbial metabolism in diverse environments,
Biosynthesis of antibiotics,
Carbon metabolism,
Biosynthesis of amino acids
L-cysteine biosynthesis I BR47463 show the reaction diagram,
BS370451 show the reaction diagram
R00897 show the reaction diagram ACSERLY-RXN show the reaction diagram 1220,
9651
show all sequences2.5.1.49 O-acetylhomoserine aminocarboxypropyltransferase O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate cysteine metabolism Cysteine and methionine metabolism,
Sulfur metabolism,
Metabolic pathways,
Biosynthesis of secondary metabolites,
Microbial metabolism in diverse environments,
Biosynthesis of antibiotics,
Carbon metabolism,
Biosynthesis of amino acids
L-cysteine biosynthesis I BR47463 show the reaction diagram,
BS370451 show the reaction diagram
R00897 show the reaction diagram ACSERLY-RXN show the reaction diagram 1220,
9651
show all sequences2.5.1.65 O-phosphoserine sulfhydrylase O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate cysteine metabolism Cysteine and methionine metabolism,
Sulfur metabolism,
Metabolic pathways,
Biosynthesis of secondary metabolites,
Microbial metabolism in diverse environments,
Biosynthesis of antibiotics,
Carbon metabolism,
Biosynthesis of amino acids
L-cysteine biosynthesis I BR47463 show the reaction diagram,
BS370451 show the reaction diagram
R00897 show the reaction diagram ACSERLY-RXN show the reaction diagram 1220,
9651
show all sequences4.2.1.22 cystathionine beta-synthase O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate cysteine metabolism Cysteine and methionine metabolism,
Sulfur metabolism,
Metabolic pathways,
Biosynthesis of secondary metabolites,
Microbial metabolism in diverse environments,
Biosynthesis of antibiotics,
Carbon metabolism,
Biosynthesis of amino acids
L-cysteine biosynthesis I BR47463 show the reaction diagram,
BS370451 show the reaction diagram
R00897 show the reaction diagram ACSERLY-RXN show the reaction diagram 1220,
9651
show all sequences4.4.1.25 L-cysteate sulfo-lyase L-cysteate + H2O = HSO3- + pyruvate + NH3 cysteine metabolism Cysteine and methionine metabolism sulfolactate degradation III BR48705 show the reaction diagram R07634 show the reaction diagram 4.4.1.25-RXN show the reaction diagram  
2.6.1.-   L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
L-cysteine degradation I BS356302 show the reaction diagram R02619 show the reaction diagram 3-SULFINOALANINE-AMINOTRANSFERASE-RXN show the reaction diagram 2523
show all sequences2.6.1.1 aspartate transaminase L-cysteine sulfinic acid + 2-oxoglutarate = 2-oxo-3-sulfinopropionic acid + L-glutamate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
L-cysteine degradation I BS356302 show the reaction diagram R02619 show the reaction diagram 3-SULFINOALANINE-AMINOTRANSFERASE-RXN show the reaction diagram 2523
show all sequences5.1.1.10 amino-acid racemase L-Cysteine <=> D-Cysteine cysteine metabolism Cysteine and methionine metabolism     R00903 show the reaction diagram    
show all sequences4.4.1.1 cystathionine gamma-lyase L-cystathionine + H2O = L-cysteine + 2-oxobutanoate + NH3 cysteine metabolism Glycine, serine and threonine metabolism,
Cysteine and methionine metabolism,
Metabolic pathways,
Biosynthesis of antibiotics,
Biosynthesis of amino acids
homocysteine and cysteine interconversion BR3435 show the reaction diagram R01001 show the reaction diagram RXN-15130 show the reaction diagram 1294
show all sequences2.6.1.1 aspartate transaminase L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
hydrogen sulfide biosynthesis I,
L-cysteine degradation III
BR47681 show the reaction diagram R00895 show the reaction diagram,
R00896 show the reaction diagram
CYSTEINE-AMINOTRANSFERASE-RXN show the reaction diagram  
show all sequences2.6.1.3 cysteine transaminase L-cysteine + 2-oxoglutarate = mercaptopyruvate + L-glutamate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
hydrogen sulfide biosynthesis I,
L-cysteine degradation III
BR47681 show the reaction diagram R00895 show the reaction diagram,
R00896 show the reaction diagram
CYSTEINE-AMINOTRANSFERASE-RXN show the reaction diagram  
show all sequences1.13.11.20 cysteine dioxygenase L-cysteine + O2 = 3-sulfinoalanine cysteine metabolism Cysteine and methionine metabolism,
Taurine and hypotaurine metabolism,
Metabolic pathways
taurine biosynthesis I,
L-cysteine degradation I
BR40484 show the reaction diagram R00893 show the reaction diagram CYSTEINE-DIOXYGENASE-RXN show the reaction diagram 1216
SPONTANEOUS   3-Sulfinylpyruvate + H2O <=> Sulfite + Pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
L-cysteine degradation I   R04861 show the reaction diagram 3-SULFINYL-PYRUVATE-SPON-RXN show the reaction diagram  
3.13.1.-   3-Sulfinylpyruvate + H2O <=> Sulfite + Pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
L-cysteine degradation I   R04861 show the reaction diagram 3-SULFINYL-PYRUVATE-SPON-RXN show the reaction diagram  
show all sequences4.4.1.1 cystathionine gamma-lyase L-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
  BR51143 show the reaction diagram R00782 show the reaction diagram LCYSDESULF-RXN show the reaction diagram 1131
show all sequences4.4.1.11 methionine gamma-lyase L-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
  BR51143 show the reaction diagram R00782 show the reaction diagram LCYSDESULF-RXN show the reaction diagram 1131
show all sequences4.4.1.28 L-cysteine desulfidase L-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
  BR51143 show the reaction diagram R00782 show the reaction diagram LCYSDESULF-RXN show the reaction diagram 1131
show all sequences4.4.1.6 S-alkylcysteine lyase L-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
  BR51143 show the reaction diagram R00782 show the reaction diagram LCYSDESULF-RXN show the reaction diagram 1131
show all sequences4.4.1.8 cystathionine beta-lyase L-cysteine + H2O = sulfide + NH3 + pyruvate cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
  BR51143 show the reaction diagram R00782 show the reaction diagram LCYSDESULF-RXN show the reaction diagram 1131
show all sequences2.5.1.49 O-acetylhomoserine aminocarboxypropyltransferase O-acetyl-L-homoserine + H2S = L-homocysteine + acetic acid cysteine metabolism Cysteine and methionine metabolism,
Metabolic pathways
L-homocysteine biosynthesis BS354674 show the reaction diagram R01287 show the reaction diagram ACETYLHOMOSER-CYS-RXN show the reaction diagram  
show all sequences2.8.1.2 3-mercaptopyruvate sulfurtransferase 3-mercaptopyruvate + cyanide = pyruvate + thiocyanate cysteine metabolism     BR48100 show the reaction diagram R03106 show the reaction diagram   2944
show all sequences2.8.1.2 3-mercaptopyruvate sulfurtransferase 3-mercaptopyruvate + reduced thioredoxin = pyruvate + hydrogen sulfide + oxidized thioredoxin cysteine metabolism   L-cysteine degradation III     MERCAPYSTRANS-RXN show the reaction diagram  
show all sequences1.8.1.6 cystine reductase 2 L-cysteine + NAD+ = L-cystine + NADH + H+ cysteine metabolism Cysteine and methionine metabolism   BR40533 show the reaction diagram R00892 show the reaction diagram CYSTINE-REDUCTASE-NADH-RXN show the reaction diagram  
show all sequences4.2.1.22 cystathionine beta-synthase L-serine + L-homocysteine = L-cystathionine + H2O cysteine metabolism Glycine, serine and threonine metabolism,
Cysteine and methionine metabolism,
Metabolic pathways,
Biosynthesis of antibiotics,
Biosynthesis of amino acids
homocysteine and cysteine interconversion,
L-cysteine biosynthesis VI (from L-methionine),
L-cysteine biosynthesis III (from L-homocysteine)
BR406 show the reaction diagram R01289 show the reaction diagram,
R01290 show the reaction diagram
CYSTATHIONINE-BETA-SYNTHASE-RXN show the reaction diagram 1504,
1505
show all sequences6.1.1.16 cysteine-tRNA ligase ATP + L-Cysteine + tRNA(Cys) <=> AMP + Diphosphate + L-Cysteinyl-tRNA(Cys) cysteine metabolism Aminoacyl-tRNA biosynthesis tRNA charging   R03650 show the reaction diagram CYSTEINE--TRNA-LIGASE-RXN show the reaction diagram  
show all sequences6.1.1.16 cysteine-tRNA ligase ATP + L-cysteine + tRNACys = AMP + diphosphate + L-cysteinyl-tRNACys cysteine metabolism     BR46 show the reaction diagram      
show all sequences2.5.1.47 cysteine synthase O-phospho-L-serine + hydrogen sulfide = L-cysteine + phosphate cysteine metabolism Cysteine and methionine metabolism,
Biosynthesis of amino acids
  BR48518 show the reaction diagram R07274 show the reaction diagram 2.5.1.65-RXN show the reaction diagram 7293
show all sequences2.5.1.65 O-phosphoserine sulfhydrylase O-phospho-L-serine + hydrogen sulfide = L-cysteine + phosphate cysteine metabolism Cysteine and methionine metabolism,
Biosynthesis of amino acids
  BR48518 show the reaction diagram R07274 show the reaction diagram 2.5.1.65-RXN show the reaction diagram 7293
show all sequences4.4.1.10 cysteine lyase L-cysteine + sulfite = L-cysteate + hydrogen sulfide cysteine metabolism Cysteine and methionine metabolism,
Taurine and hypotaurine metabolism,
Metabolic pathways
  BR3436 show the reaction diagram R00901 show the reaction diagram CYSTEINE-LYASE-RXN show the reaction diagram  
show all sequences1.8.4.4 glutathione-cystine transhydrogenase 2 glutathione + cystine = glutathione disulfide + 2 cysteine cysteine metabolism Glutathione metabolism,
Cysteine and methionine metabolism
  BR37026 show the reaction diagram R01109 show the reaction diagram,
R01113 show the reaction diagram
1.8.4.4-RXN show the reaction diagram