4jv7: Difference between revisions
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==Co-crystal structure of MDM2 with inhibitor (2S,5R,6S)-2-benzyl-5,6-bis(4-bromophenyl)-4-methylmorpholin-3-one== | ==Co-crystal structure of MDM2 with inhibitor (2S,5R,6S)-2-benzyl-5,6-bis(4-bromophenyl)-4-methylmorpholin-3-one== | ||
<StructureSection load='4jv7' size='340' side='right' caption='[[4jv7]], [[Resolution|resolution]] 2.20Å' scene=''> | <StructureSection load='4jv7' size='340' side='right'caption='[[4jv7]], [[Resolution|resolution]] 2.20Å' scene=''> | ||
== Structural highlights == | == Structural highlights == | ||
<table><tr><td colspan='2'>[[4jv7]] is a 1 chain structure with sequence from [ | <table><tr><td colspan='2'>[[4jv7]] is a 1 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=4JV7 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4JV7 FirstGlance]. <br> | ||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=1MN:(2S,5R,6S)-2-BENZYL-5,6-BIS(4-BROMOPHENYL)-4-METHYLMORPHOLIN-3-ONE'>1MN</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene> | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.2Å</td></tr> | ||
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=1MN:(2S,5R,6S)-2-BENZYL-5,6-BIS(4-BROMOPHENYL)-4-METHYLMORPHOLIN-3-ONE'>1MN</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</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=4jv7 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4jv7 OCA], [https://pdbe.org/4jv7 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4jv7 RCSB], [https://www.ebi.ac.uk/pdbsum/4jv7 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4jv7 ProSAT]</span></td></tr> | |||
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | |||
</table> | </table> | ||
== Disease == | == Disease == | ||
[ | [https://www.uniprot.org/uniprot/MDM2_HUMAN MDM2_HUMAN] Note=Seems to be amplified in certain tumors (including soft tissue sarcomas, osteosarcomas and gliomas). A higher frequency of splice variants lacking p53 binding domain sequences was found in late-stage and high-grade ovarian and bladder carcinomas. Four of the splice variants show loss of p53 binding. | ||
== Function == | == Function == | ||
[ | [https://www.uniprot.org/uniprot/MDM2_HUMAN MDM2_HUMAN] E3 ubiquitin-protein ligase that mediates ubiquitination of p53/TP53, leading to its degradation by the proteasome. Inhibits p53/TP53- and p73/TP73-mediated cell cycle arrest and apoptosis by binding its transcriptional activation domain. Also acts as an ubiquitin ligase E3 toward itself and ARRB1. Permits the nuclear export of p53/TP53. Promotes proteasome-dependent ubiquitin-independent degradation of retinoblastoma RB1 protein. Inhibits DAXX-mediated apoptosis by inducing its ubiquitination and degradation. Component of the TRIM28/KAP1-MDM2-p53/TP53 complex involved in stabilizing p53/TP53. Also component of the TRIM28/KAP1-ERBB4-MDM2 complex which links growth factor and DNA damage response pathways. Mediates ubiquitination and subsequent proteasome degradation of DYRK2 in nucleus. Ubiquitinates IGF1R and promotes it to proteasomal degradation.<ref>PMID:12821780</ref> <ref>PMID:15053880</ref> <ref>PMID:15195100</ref> <ref>PMID:16337594</ref> <ref>PMID:15632057</ref> <ref>PMID:17290220</ref> <ref>PMID:19098711</ref> <ref>PMID:19219073</ref> <ref>PMID:19965871</ref> <ref>PMID:20858735</ref> <ref>PMID:20173098</ref> | ||
==See Also== | ==See Also== | ||
*[[MDM2|MDM2]] | *[[MDM2 3D structures|MDM2 3D structures]] | ||
== References == | == References == | ||
<references/> | <references/> | ||
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</StructureSection> | </StructureSection> | ||
[[Category: Homo sapiens]] | [[Category: Homo sapiens]] | ||
[[Category: Bartberger | [[Category: Large Structures]] | ||
[[Category: Beck | [[Category: Bartberger MD]] | ||
[[Category: Cannon | [[Category: Beck HP]] | ||
[[Category: Huang | [[Category: Cannon J]] | ||
[[Category: Medina | [[Category: Gonzalez-Lopez de Turiso F]] | ||
[[Category: Oliner | [[Category: Huang X]] | ||
[[Category: Olson | [[Category: Medina JC]] | ||
[[Category: Shaffer | [[Category: Oliner JD]] | ||
[[Category: Sun | [[Category: Olson SH]] | ||
[[Category: Shaffer P]] | |||
[[Category: Yosup | [[Category: Sun D]] | ||
[[Category: Yosup R]] | |||
Latest revision as of 15:06, 1 March 2024
Co-crystal structure of MDM2 with inhibitor (2S,5R,6S)-2-benzyl-5,6-bis(4-bromophenyl)-4-methylmorpholin-3-oneCo-crystal structure of MDM2 with inhibitor (2S,5R,6S)-2-benzyl-5,6-bis(4-bromophenyl)-4-methylmorpholin-3-one
Structural highlights
DiseaseMDM2_HUMAN Note=Seems to be amplified in certain tumors (including soft tissue sarcomas, osteosarcomas and gliomas). A higher frequency of splice variants lacking p53 binding domain sequences was found in late-stage and high-grade ovarian and bladder carcinomas. Four of the splice variants show loss of p53 binding. FunctionMDM2_HUMAN E3 ubiquitin-protein ligase that mediates ubiquitination of p53/TP53, leading to its degradation by the proteasome. Inhibits p53/TP53- and p73/TP73-mediated cell cycle arrest and apoptosis by binding its transcriptional activation domain. Also acts as an ubiquitin ligase E3 toward itself and ARRB1. Permits the nuclear export of p53/TP53. Promotes proteasome-dependent ubiquitin-independent degradation of retinoblastoma RB1 protein. Inhibits DAXX-mediated apoptosis by inducing its ubiquitination and degradation. Component of the TRIM28/KAP1-MDM2-p53/TP53 complex involved in stabilizing p53/TP53. Also component of the TRIM28/KAP1-ERBB4-MDM2 complex which links growth factor and DNA damage response pathways. Mediates ubiquitination and subsequent proteasome degradation of DYRK2 in nucleus. Ubiquitinates IGF1R and promotes it to proteasomal degradation.[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] See AlsoReferences
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