Rho GTPase activating protein: Difference between revisions

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<StructureSection load='1stp' size='340' side='right' caption='Caption for this structure' scene=''>
<StructureSection load='' size='350' side='right' caption='Human RhoGAP 1 (magenta) complex with RhoA (blue), GDP, MgF3 and Mg+2 ions (PDB code [[1ow3]])' scene='75/750307/Cv1/1' pspeed='8'>
 
__TOC__
== Function ==
== Function ==
'''Rho GTPase acivating protein''' (RhoGAP) are one of the main classes of Rho GTPase regulators that are crucial in cell cytoskeletal organization, growth, differentiation, neuronal development and synaptic functions<ref>PMID:12480336</ref>.  RhoGAPs contain a RhoGAP domain.
'''Rho GTPase activating protein''' (RhoGAP) are one of the main classes of Rho GTPase regulators that are crucial in cell cytoskeletal organization, growth, differentiation, neuronal development and synaptic functions<ref>PMID:12480336</ref>,<ref>PMID:17222083</ref>.  RhoGAPs contain a RhoGAP domain.
*'''RhoGAP7''' activates the small GTPases RHOA, RHOB, RHOC and CDC42.
*'''RhoGAP9''' regulates adhesion of hematopoietic cells to the extracellular matrix.
*'''RhoGAP11''' causes cell-cycle arrest and apoptosis in response to DNA damage.
*'''RhoGAP12''' may be involved in suppressing tumor formation.
*'''RhoGAP21''' involved in cell adhesion, migration, Golgi regulation, cell trafficking and insulin secretion<ref>PMID:29856495</ref>.
*'''RhoGAP21''' involved in cell adhesion, migration, Golgi regulation, cell trafficking and insulin secretion<ref>PMID:29856495</ref>.
*'''RhoGAP35''' involved in cell adhesion, migration and invasion<ref>PMID:35758029</ref>.


== Relevance ==
== Relevance ==
RhoGAPs are present in altered abundance in a variety of human cancers and may serve as targets for cancer therapy<ref>PMID:16918449</ref>.
RhoGAPs are present in altered abundance in a variety of human cancers and may serve as targets for cancer therapy<ref>PMID:16918449</ref>,<ref>PMID:34365932</ref>.  RhoGAP10 variants may be associated with schizophrenia<ref>PMID:32699248</ref>.


== Structural highlights ==
== Structural highlights ==
The <scene name='75/750307/Cv/6'>active site of RhoGAP</scene> contains a <scene name='75/750307/Cv/7'>catalytic arginine</scene> and GDP<ref>PMID:11927263</ref>. Water molecules are shown as red spheres. <scene name='75/750307/Cv/8'>Mg/MgF3 coordination site</scene>.


 
==3D structures of Rho GTPase activating protein==
[[Rho GTPase activating protein 3D structures]]


</StructureSection>
</StructureSection>
==3D structures of Rho GTPase activating protein==
[[4u3k]] - yRhoGAP 1 RhoGAP domain - yeast<br />
[[5irc]] - RhoGAP 35 + transforming protein RhoA - rat<br />
[[4rtt]], [[4rug]] - hRhoGAP 2 SLIT-ROBO residues 729-815 - human<br />
[[2mio]] - hRhoGAP 10 SH3 domain - NMR<br />
[[4wpc]] - yRhoGAP 1 F-BARR domain + inositol phosphate<br />


== References ==
== References ==
<references/>
<references/>
[[Category:Topic Page]]

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Michal Harel, Joel L. Sussman, Alexander Berchansky