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CATH Classification

Domain Context

CATH Clusters

Superfamily Peptidase S8, pro-domain
Functional Family Proprotein convertase subtilisin/kexin type 5

Enzyme Information

3.4.21.93
Proprotein convertase 1.
based on mapping to UniProt P63239
Release of protein hormones, neuropeptides and renin from their precursors, generally by hydrolysis of -Lys-Arg-|- bonds.
-!- A calcium dependent enzyme, maximally active at about pH 5.5. -!- Substrates include pro-opiomelanocortin, prorenin, proenkephalin, prodynorphin, prosomatostatin and proinsulin. -!- Unlike prohormone convertase 2, does not cleave proluteinizing- hormone-releasing hormone. -!- Usually processing of prodynorphin occurs at a bond in which P2 is Thr. -!- Present in the regulated secretory pathway of neuroendocrine cells, commonly actin co-operatively with prohormone convertase 2. -!- Belongs to peptidase family S8.

UniProtKB Entries (1)

P63239
NEC1_MOUSE
Mus musculus
Neuroendocrine convertase 1

PDB Structure

PDB 1KN6
External Links
Method SOLUTION NMR
Organism Escherichia
Primary Citation
Solution structure of the pro-hormone convertase 1 pro-domain from Mus musculus.
Tangrea, M.A., Bryan, P.N., Sari, N., Orban, J.
J.Mol.Biol.
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