Summary

Name MFN2
Full Name Mitofusin-2
Synonyms Transmembrane GTPase MFN2 | CPRP1, KIAA0214
Primary ID O95140
Links - -
Type protein
Relations 9
Pathways Mitochondrial dynamics in T cell exhaustion
Function Mitochondrial outer membrane GTPase that mediates mitochondrial clustering and fusion (PubMed:11181170, PubMed:11950885, PubMed:26214738, PubMed:28114303). Mitochondria are highly dynamic organelles, and their morphology is determined by the equilibrium between mitochondrial fusion and fission events (PubMed:28114303). Overexpression induces the formation of mitochondrial networks (PubMed:28114303). Membrane clustering requires GTPase activity and may involve a major rearrangement of the coiled coil domains (Probable). Plays a central role in mitochondrial metabolism and may be associated with obesity and/or apoptosis processes (By similarity). Plays an important role in the regulation of vascular smooth muscle cell proliferation (By similarity). Involved in the clearance of damaged mitochondria via selective autophagy (mitophagy) (PubMed:23620051). Is required for PRKN recruitment to dysfunctional mitochondria (PubMed:23620051). Involved in the control of unfolded protein response (UPR) upon ER stress including activation of apoptosis and autophagy during ER stress (By similarity). Acts as an upstream regulator of EIF2AK3 and suppresses EIF2AK3 activation under basal conditions (By similarity).

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Modifications Tables

Relations

Regulator Mechanism target score
+ down-regulates quantity img/direct_inhibition.png phosphorylation MFN2 0.446
Publications: 1 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png phosphorylation MFN2 0.358
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png phosphorylation MFN2 0.2
Publications: 1 Organism: Mus Musculus
+ up-regulates quantity by expression img/indirect-activation.png transcriptional regulation MFN2 0.346
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity img/indirect_inhibition.png ubiquitination MFN2 0.804
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/indirect-activation.png Mitochondrial_fusion 0.7
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity img/direct_inhibition.png ubiquitination MFN2 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png ubiquitination MFN2 0.431
Publications: 1 Organism: Homo Sapiens
+ down-regulates quantity by destabilization img/direct_inhibition.png polyubiquitination MFN2 0.308
Publications: 1 Organism: Chlorocebus Aethiops