CATH Classification

Domain Context

CATH Clusters

Superfamily 2.60.120.20
Functional Family

Enzyme Information

3.4.23.44
Nodavirus endopeptidase.
based on mapping to UniProt P12870
Hydrolysis of an asparaginyl bond involved in the maturation of the structural protein of the virus, typically -Asn-|-Ala- or -Asn-|-Phe-.
-!- A single aspartic residue is critical for activity, and inhibition by EDTA indicates that a metal ion is also important. -!- The enzyme is known from several nodaviruses that are pathogens of insects. -!- Belongs to peptidase family A6.

UniProtKB Entries (1)

P12870
CAPSD_FHV
Flock House virus
Capsid protein alpha

PDB Structure

PDB 4FSJ
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural study of virus assembly intermediates reveals maturation event sequence and a staging position for externalized lytic peptides
Speir, J.A., Chen, Z., Reddy, V.S., Johnson, J.E.
to be published
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