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annotation rule: PRU00859

General rule information [?]

Accession PRU00859
Dates 9-JUN-2011 (Created)
21-NOV-2019 (Last updated, Version 8)
Data class Domain
Name Flavivirus NS2B domain
Function The NS3pro has a classical serine protease catalytic triad (His, Asp, and Ser). The enzymatic activity of NS3pro is enhanced by interacting with the central 40 amino acid of NS2B which acts as an essential cofactor.

Propagated annotation [?]

Comments [?]

Function Serine protease subunit NS2B: Required cofactor for the serine protease function of NS3.

Gene Ontology [?]

GO:0033644; Cellular component: host cell membrane.
GO:0016020; Cellular component: membrane.
GO:0044165; Cellular component: host cell endoplasmic reticulum.
GO:0016021; Cellular component: integral component of membrane.

Keywords [?]

Features [?]

From: PS51527
Key     From     To       Description   Tag   Condition   FTGroup
REGION     54     93       Interacts with and activates NS3 protease        

Additional information [?]

Size range 120-143 amino acids
Related rules None
Repeats 1
Topology Undefined
Example P07564 (POLG_DEN2J)
Viruses; Flavivirus
Comments None


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UniProtKB rule member sequences [?]