Biology:Carboxybiotin decarboxylase

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Carboxybiotin decarboxylase
Identifiers
EC number7.2.4.1
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Carboxybiotin decarboxylase (EC 7.2.4.1, MadB, carboxybiotin protein decarboxylase) is an enzyme with systematic name carboxybiotinyl-(protein) carboxy-lyase.[1][2] This enzyme catalyses the following chemical reaction

a carboxybiotinyl-[protein] + n Na+in + H+out [math]\displaystyle{ \rightleftharpoons }[/math] CO2 + a biotinyl-[protein] + n Na+out (n = 1--2)

This enzyme is an integral membrane protein MadB from the anaerobic bacterium Malonomonas rubra.

Nomenclature

This enzyme was previously classified as EC 4.3.99.2.

References

  1. "Sequence of a gene cluster from Malonomonas rubra encoding components of the malonate decarboxylase Na+ pump and evidence for their function". European Journal of Biochemistry 245 (1): 103–15. April 1997. doi:10.1111/j.1432-1033.1997.00103.x. PMID 9128730. 
  2. "Enzymic and genetic basis for bacterial growth on malonate". Molecular Microbiology 25 (1): 3–10. July 1997. doi:10.1046/j.1365-2958.1997.4611824.x. PMID 11902724. 

External links