Biology:Dipeptidyl-peptidase II

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Dipeptidyl-peptidase II
Identifiers
EC number3.4.14.2
CAS number76199-23-0
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Dipeptidyl-peptidase II (EC 3.4.14.2, dipeptidyl aminopeptidase II, dipeptidyl arylamidase II, carboxytripeptidase, dipeptidyl peptidase II, DAP II, dipeptidyl(amino)peptidase II, dipeptidylarylamidase) is an enzyme.[1][2] This enzyme catalyses the following chemical reaction:

Release of an N-terminal dipeptide, Xaa-Yaa!, preferentially when Yaa is Ala or Pro. Substrates are oligopeptides, preferentially tripeptides

This lysosomal serine-type peptidase is maximally active at acidic pH.

References

  1. "Purification of dipeptidyl aminopeptidase II (dipeptidyl arylamidase II) of the anterior pituitary gland. Peptidase and dipeptide esterase activities". The Journal of Biological Chemistry 243 (15): 4143–50. August 1968. doi:10.1016/S0021-9258(18)93291-6. PMID 4969969. 
  2. "Intracellular exopeptidases". Proteinases in Mammalian Cells and Tissues. Amsterdam: North-Holland Publishing Co.. 1977. pp. 311–391. 

External links