Summary

Name CASP4
Full Name Caspase-4
Synonyms CASP-4, ICE and Ced-3 homolog 2, ICH-2, ICE(rel)-II, Mih1, Protease TX | ICH2
Primary ID P49662
Links - -
Type protein
Relations 2
Function Inflammatory caspase that acts as an essential effector of NLRP3 inflammasome-dependent CASP1 activation and IL1B and IL18 secretion in response to non-canonical activators, such as UVB radiation, cholera enterotoxin subunit B and cytosolic LPS (PubMed:23516580, PubMed:24879791, PubMed:25119034, PubMed:22246630, PubMed:26174085, PubMed:26173988, PubMed:26508369, PubMed:25964352). Thiol protease that cleaves a tetrapeptide after an Asp residue at position P1 (PubMed:7797510, PubMed:23516580). Independently of NLRP3 inflammasome and CASP1, promotes pyroptosis, through GSDMD cleavage and activation, followed by IL1A, IL18 and HMGB1 release in response to non-canonical inflammasome activators (PubMed:26375003, PubMed:32109412). Plays a crucial role in the restriction of Salmonella typhimurium replication in colonic epithelial cells during infection

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png cleavage GSDMD 0.636
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by repression img/direct_inhibition.png transcriptional regulation CASP4 0.274
Publications: 1 Organism: Homo Sapiens