Human Interaction Network Ontology

Last uploaded: June 27, 2014
Preferred Name

ISGylation of RIG-I
Synonyms
Definitions

Reviewed: Kawai, T, Akira, S, 2010-10-30 Edited: Garapati, P V, 2010-08-02 ISG15 is a ubiquitin (Ub)-like protein which is conjugated to intracellular proteins via an isopeptide bond. Similar to ubiquitination, the conjugation of ISG15 (ISGylation) requires a three-step process, involving an E1 activating enzyme (UBE1L), an E2 conjugating enzyme (UbcM8/H8), and HERC5/Ceb1 an IFN-inducible ISG15-specific E3 ligase. ISG15 conjugation may play an important regulatory role in IFN-mediated antiviral responses. IFN induces ISG15 conjugation to RIG-I protein and lowers cellular levels of unconjugated RIG-I protein and, thus, negatively regulates RIG-I-mediated antiviral signaling. ISGylated RIG-I protein becomes subject to an irreversible biochemical process, such as proteolysis or proteasomeal degradation. Authored: Garapati, P V, 2010-08-02

ID

http://purl.obolibrary.org/obo/HINO_0008085

comment

Reviewed: Kawai, T, Akira, S, 2010-10-30

Edited: Garapati, P V, 2010-08-02

ISG15 is a ubiquitin (Ub)-like protein which is conjugated to intracellular proteins via an isopeptide bond. Similar to ubiquitination, the conjugation of ISG15 (ISGylation) requires a three-step process, involving an E1 activating enzyme (UBE1L), an E2 conjugating enzyme (UbcM8/H8), and HERC5/Ceb1 an IFN-inducible ISG15-specific E3 ligase. ISG15 conjugation may play an important regulatory role in IFN-mediated antiviral responses. IFN induces ISG15 conjugation to RIG-I protein and lowers cellular levels of unconjugated RIG-I protein and, thus, negatively regulates RIG-I-mediated antiviral signaling. ISGylated RIG-I protein becomes subject to an irreversible biochemical process, such as proteolysis or proteasomeal degradation.

Authored: Garapati, P V, 2010-08-02

definition source

Reactome, http://www.reactome.org

Pubmed18057259

has input

http://purl.obolibrary.org/obo/UniProt_O95786

http://purl.obolibrary.org/obo/HINO_0003520

has output

http://purl.obolibrary.org/obo/HINO_0003515

label

ISGylation of RIG-I

prefixIRI

HINO:0008085

prefLabel

ISGylation of RIG-I

seeAlso

Reactome Database ID Release 43936563

ReactomeREACT_25191

subClassOf

http://purl.obolibrary.org/obo/INO_0000040

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