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NiceZyme View of ENZYME: EC 4.4.1.8

Official Name
Cystathionine beta-lyase.
Alternative Name(s)
Beta C-S lyase.
Beta-cystathionase.
Cysteine lyase.
Cystine lyase.
Reaction catalysed
L-cystathionine + H(2)O <=> L-homocysteine + NH(3) + pyruvate
Cofactor(s)
Pyridoxal 5'-phosphate.
Comment(s)
  • The enzyme from some sources also acts on L-cystine, forming pyruvate, ammonia and cysteine persulfide, and a number of related compounds.
  • Possibly identical, in Saccharomyces cerevisiae, with EC 4.4.1.6.
Cross-references
Biochemical Pathways; map number(s)G4 ; I4
PROSITEPDOC00518 ; PDOC00677
BRENDA4.4.1.8
PUMA24.4.1.8
PRIAM enzyme-specific profiles4.4.1.8
KEGG Ligand Database for Enzyme Nomenclature4.4.1.8
IUBMB Enzyme Nomenclature4.4.1.8
IntEnz4.4.1.8
MEDLINEFind literature relating to 4.4.1.8
MetaCyc4.4.1.8
UniProtKB/Swiss-Prot
O94350, CBL_SCHPO;  P23256, MALY_ECOLI;  P53780, METC_ARATH;  
Q07703, METC_BORAV;  Q83A83, METC_COXBU;  P85217, METC_CRYLA;  
P06721, METC_ECOLI;  P44527, METC_HAEIN;  P0A4K2, METC_LACLA;  
P0C2T9, METC_LACLC;  A2RM21, METC_LACLM;  Q52811, METC_RHIL3;  
P18949, METC_SALTY;  P43623, METC_YEAST;  P53101, STR3_YEAST;  

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All UniProtKB/Swiss-Prot entries referenced in this entry, with possibility to download in different formats, align etc.
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 4.4.1.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 4.4.-.-
All ENZYME / UniProtKB/Swiss-Prot entries corresponding to 4.-.-.-

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