Summary

Name RNF144B
Full Name E3 ubiquitin-protein ligase RNF144B
Synonyms IBR domain-containing protein 2, RING finger protein 144B, p53-inducible RING finger protein | IBRDC2, P53RFP
Primary ID Q7Z419
Links - -
Type protein
Relations 3
Function E3 ubiquitin-protein ligase which accepts ubiquitin from E2 ubiquitin-conjugating enzymes UBE2L3 and UBE2L6 in the form of a thioester and then directly transfers the ubiquitin to targeted substrates such as LCMT2, thereby promoting their degradation. Induces apoptosis via a p53/TP53-dependent but caspase-independent mechanism. However, its overexpression also produces a decrease of the ubiquitin-dependent stability of BAX, a pro-apoptotic protein, ultimately leading to protection of cell death; But, it is not an anti-apoptotic protein per se.

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Relations

Regulator Mechanism target score
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination CDKN1A 0.366
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination RNF144B 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination NPM1 0.2
Publications: 1 Organism: Homo Sapiens