Summary

Name RACGAP1
Full Name Rac GTPase-activating protein 1
Synonyms Male germ cell RacGap, MgcRacGAP, Protein CYK4 homolog, CYK4, HsCYK-4 | KIAA1478, MGCRACGAP
Primary ID Q9H0H5
Links - -
Type protein
Relations 13
Function Component of the centralspindlin complex that serves as a microtubule-dependent and Rho-mediated signaling required for the myosin contractile ring formation during the cell cycle cytokinesis. Required for proper attachment of the midbody to the cell membrane during cytokinesis. Plays key roles in controlling cell growth and differentiation of hematopoietic cells through mechanisms other than regulating Rac GTPase activity. Also involved in the regulation of growth-related processes in adipocytes and myoblasts. May be involved in regulating spermatogenesis and in the RACGAP1 pathway in neuronal proliferation. Shows strong GAP (GTPase activation) activity towards CDC42 and RAC1 and less towards RHOA. Essential for the early stages of embryogenesis. May play a role in regulating cortical activity through RHOA during cytokinesis. May participate in the regulation of sulfate transport in male germ cells.

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation RACGAP1 0.772
Publications: 6 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png phosphorylation RACGAP1 0.658
Publications: 4 Organism: Homo Sapiens
+ down-regulates img/direct_inhibition.png dephosphorylation RACGAP1 0.307
Publications: 2 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png gtpase-activating protein RAC1 0.569
Publications: 1 Organism: Homo Sapiens