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{{STRUCTURE_4ic7|  PDB=4ic7  |  SCENE=  }}
===Crystal structure of the ERK5 kinase domain in complex with an MKK5 binding fragment===
{{ABSTRACT_PUBMED_23382384}}


==Function==
==Crystal structure of the ERK5 kinase domain in complex with an MKK5 binding fragment==
[[http://www.uniprot.org/uniprot/MK07_HUMAN MK07_HUMAN]] Plays a role in various cellular processes such as proliferation, differentiation and cell survival. The upstream activator of MAPK7 is the MAPK kinase MAP2K5. Upon activation, it translocates to the nucleus and phosphorylates various downstream targets including MEF2C. EGF activates MAPK7 through a Ras-independent and MAP2K5-dependent pathway. May have a role in muscle cell differentiation. May be important for endothelial function and maintenance of blood vessel integrity. MAP2K5 and MAPK7 interact specifically with one another and not with MEK1/ERK1 or MEK2/ERK2 pathways. Phosphorylates SGK1 at Ser-78 and this is required for growth factor-induced cell cycle progression. Involved in the regulation of p53/TP53 by disrupting the PML-MDM2 interaction.<ref>PMID:9384584</ref> <ref>PMID:9790194</ref> <ref>PMID:11254654</ref> <ref>PMID:11278431</ref> <ref>PMID:22869143</ref> [[http://www.uniprot.org/uniprot/MP2K5_HUMAN MP2K5_HUMAN]] Acts as a scaffold for the formation of a ternary MAP3K2/MAP3K3-MAP3K5-MAPK7 signaling complex. Activation of this pathway appears to play a critical role in protecting cells from stress-induced apoptosis, neuronal survival and cardiac development and angiogenesis.<ref>PMID:7759517</ref> <ref>PMID:9384584</ref> 
<StructureSection load='4ic7' size='340' side='right'caption='[[4ic7]], [[Resolution|resolution]] 2.60&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[4ic7]] is a 4 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IC7 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4IC7 FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.6&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ANP:PHOSPHOAMINOPHOSPHONIC+ACID-ADENYLATE+ESTER'>ANP</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=4ic7 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4ic7 OCA], [https://pdbe.org/4ic7 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4ic7 RCSB], [https://www.ebi.ac.uk/pdbsum/4ic7 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4ic7 ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/MK07_HUMAN MK07_HUMAN] Plays a role in various cellular processes such as proliferation, differentiation and cell survival. The upstream activator of MAPK7 is the MAPK kinase MAP2K5. Upon activation, it translocates to the nucleus and phosphorylates various downstream targets including MEF2C. EGF activates MAPK7 through a Ras-independent and MAP2K5-dependent pathway. May have a role in muscle cell differentiation. May be important for endothelial function and maintenance of blood vessel integrity. MAP2K5 and MAPK7 interact specifically with one another and not with MEK1/ERK1 or MEK2/ERK2 pathways. Phosphorylates SGK1 at Ser-78 and this is required for growth factor-induced cell cycle progression. Involved in the regulation of p53/TP53 by disrupting the PML-MDM2 interaction.<ref>PMID:9384584</ref> <ref>PMID:9790194</ref> <ref>PMID:11254654</ref> <ref>PMID:11278431</ref> <ref>PMID:22869143</ref>  


==About this Structure==
==See Also==
[[4ic7]] is a 4 chain structure with sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4IC7 OCA].
*[[Mitogen-activated protein kinase 3D structures|Mitogen-activated protein kinase 3D structures]]
 
*[[Mitogen-activated protein kinase kinase 3D structures|Mitogen-activated protein kinase kinase 3D structures]]
==Reference==
== References ==
<ref group="xtra">PMID:023382384</ref><references group="xtra"/><references/>
<references/>
__TOC__
</StructureSection>
[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Mitogen-activated protein kinase]]
[[Category: Large Structures]]
[[Category: Gogl, G.]]
[[Category: Gogl G]]
[[Category: Remenyi, A.]]
[[Category: Remenyi A]]
[[Category: Kinase domain]]
[[Category: Signaling protein complex]]
[[Category: Transferase]]

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