Cyanophycinase

Cyanophycinase
Asymmetric Unit of Cyanophycinase. PDB: 3EN0
Cyanophycinase consists of three identical chains.
Identifiers
EC no.3.4.15.6
CAS no.131554-16-0
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
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NCBIproteins
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Cyanophycinase (EC 3.4.15.6, cyanophycin degrading enzyme, beta-Asp-Arg hydrolysing enzyme, CGPase, CphB, CphE, cyanophycin granule polypeptidase, extracellular CGPase) is an enzyme. It catalyses the following chemical reaction

[L-Asp(4-L-Arg)]n + H2O [L-Asp(4-L-Arg)]n-1 + L-Asp(4-L-Arg)

The enzyme is highly specific for the branched polypeptide cyanophycin. It is similar to Dipeptidase E, another S51 family serine protease.