From Wikipedia, the free encyclopedia
Methanogen homoaconitase
Identifiers
EC no. 4.2.1.114
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum
Search
PMC articles
PubMed articles
NCBI proteins

Methanogen homoaconitase ( EC 4.2.1.114, methanogen HACN) is an enzyme with systematic name (R)-2-hydroxybutane-1,2,4-tricarboxylate hydro-lyase ((1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate-forming). [1] This enzyme catalyses the following chemical reaction

(R)-2-hydroxybutane-1,2,4-tricarboxylate (1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate (overall reaction)
(1a) (R)-2-hydroxybutane-1,2,4-tricarboxylate (Z)-but-1-ene-1,2,4-tricarboxylate + H2O
(1b) (Z)-but-1-ene-1,2,4-tricarboxylate + H2O (1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate

This enzyme catalyses several reactions in the pathway of coenzyme-B biosynthesis in methanogenic archaea.

References

  1. ^ Drevland RM, Jia Y, Palmer DR, Graham DE (October 2008). "Methanogen homoaconitase catalyzes both hydrolyase reactions in coenzyme B biosynthesis". The Journal of Biological Chemistry. 283 (43): 28888–96. doi: 10.1074/jbc.m802159200. PMC  2662002. PMID  18765671.
From Wikipedia, the free encyclopedia
Methanogen homoaconitase
Identifiers
EC no. 4.2.1.114
Databases
IntEnz IntEnz view
BRENDA BRENDA entry
ExPASy NiceZyme view
KEGG KEGG entry
MetaCyc metabolic pathway
PRIAM profile
PDB structures RCSB PDB PDBe PDBsum
Search
PMC articles
PubMed articles
NCBI proteins

Methanogen homoaconitase ( EC 4.2.1.114, methanogen HACN) is an enzyme with systematic name (R)-2-hydroxybutane-1,2,4-tricarboxylate hydro-lyase ((1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate-forming). [1] This enzyme catalyses the following chemical reaction

(R)-2-hydroxybutane-1,2,4-tricarboxylate (1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate (overall reaction)
(1a) (R)-2-hydroxybutane-1,2,4-tricarboxylate (Z)-but-1-ene-1,2,4-tricarboxylate + H2O
(1b) (Z)-but-1-ene-1,2,4-tricarboxylate + H2O (1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate

This enzyme catalyses several reactions in the pathway of coenzyme-B biosynthesis in methanogenic archaea.

References

  1. ^ Drevland RM, Jia Y, Palmer DR, Graham DE (October 2008). "Methanogen homoaconitase catalyzes both hydrolyase reactions in coenzyme B biosynthesis". The Journal of Biological Chemistry. 283 (43): 28888–96. doi: 10.1074/jbc.m802159200. PMC  2662002. PMID  18765671.

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