Summary

Name SYVN1
Full Name E3 ubiquitin-protein ligase synoviolin
Synonyms RING-type E3 ubiquitin transferase synoviolin, Synovial apoptosis inhibitor 1 | HRD1, KIAA1810
Primary ID Q86TM6
Links - -
Type protein
Relations 9
Function E3 ubiquitin-protein ligase which accepts ubiquitin specifically from endoplasmic reticulum-associated UBC7 E2 ligase and transfers it to substrates, promoting their degradation (PubMed:12459480, PubMed:12646171, PubMed:12975321, PubMed:14593114, PubMed:16289116, PubMed:16847254, PubMed:17059562, PubMed:17141218, PubMed:17170702, PubMed:22607976, PubMed:26471130, PubMed:28827405). Component of the endoplasmic reticulum quality control (ERQC) system also called ER-associated degradation (ERAD) involved in ubiquitin-dependent degradation of misfolded endoplasmic reticulum proteins (PubMed:12459480, PubMed:12646171, PubMed:12975321, PubMed:14593114, PubMed:16289116, PubMed:16847254, PubMed:17059562, PubMed:17141218, PubMed:17170702, PubMed:22607976, PubMed:26471130, PubMed:28842558). Also promotes the degradation of normal but naturally short-lived proteins such as SGK. Protects cells from ER stress-induced apoptosis. Protects neurons from apoptosis induced by polyglutamine-expanded huntingtin (HTT) or unfolded GPR37 by promoting their degradation (PubMed:17141218). Sequesters p53/TP53 in the cytoplasm and promotes its degradation, thereby negatively regulating its biological function in transcription, cell cycle regulation and apoptosis (PubMed:17170702). Mediates the ubiquitination and subsequent degradation of cytoplasmic NFE2L1 (By similarity). During the early stage of B cell development, required for degradation of the pre-B cell receptor (pre-BCR) complex, hence supporting further differentiation into mature B cells (By similarity).

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Relations

Regulator Mechanism target score
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination NFE2L2 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination SYVN1 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png ubiquitination SYVN1 0.687
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png binding HERPUD1 0.597
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination GPR37 0.411
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination SERPINI1 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination HMGCR 0.584
Publications: 1 Organism: Mus Musculus
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination CLU 0.324
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates activity img/direct-activation.png binding SYVN1 0.594
Publications: 1 Organism: Homo Sapiens