1a0n

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==NMR STUDY OF THE SH3 DOMAIN FROM FYN PROTO-ONCOGENE TYROSINE KINASE COMPLEXED WITH THE SYNTHETIC PEPTIDE P2L CORRESPONDING TO RESIDUES 91-104 OF THE P85 SUBUNIT OF PI3-KINASE, FAMILY OF 25 STRUCTURES==
==NMR STUDY OF THE SH3 DOMAIN FROM FYN PROTO-ONCOGENE TYROSINE KINASE COMPLEXED WITH THE SYNTHETIC PEPTIDE P2L CORRESPONDING TO RESIDUES 91-104 OF THE P85 SUBUNIT OF PI3-KINASE, FAMILY OF 25 STRUCTURES==
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<StructureSection load='1a0n' size='340' side='right'caption='[[1a0n]], [[NMR_Ensembles_of_Models | 25 NMR models]]' scene=''>
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<StructureSection load='1a0n' size='340' side='right'caption='[[1a0n]]' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[1a0n]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1A0N OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1A0N FirstGlance]. <br>
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<table><tr><td colspan='2'>[[1a0n]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1A0N OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1A0N FirstGlance]. <br>
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</td></tr><tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Transferase Transferase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.7.10.1 and 2.7.10.2 2.7.10.1 and 2.7.10.2] </span></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Solution NMR</td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1a0n FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a0n OCA], [http://pdbe.org/1a0n PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=1a0n RCSB], [http://www.ebi.ac.uk/pdbsum/1a0n PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=1a0n ProSAT]</span></td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1a0n FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1a0n OCA], [https://pdbe.org/1a0n PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1a0n RCSB], [https://www.ebi.ac.uk/pdbsum/1a0n PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1a0n ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/P85A_HUMAN P85A_HUMAN]] Binds to activated (phosphorylated) protein-Tyr kinases, through its SH2 domain, and acts as an adapter, mediating the association of the p110 catalytic unit to the plasma membrane. Necessary for the insulin-stimulated increase in glucose uptake and glycogen synthesis in insulin-sensitive tissues. Plays an important role in signaling in response to FGFR1, FGFR2, FGFR3, FGFR4, KITLG/SCF, KIT, PDGFRA and PDGFRB. Likewise, plays a role in ITGB2 signaling.<ref>PMID:7518429</ref> <ref>PMID:17626883</ref> <ref>PMID:19805105</ref> [[http://www.uniprot.org/uniprot/FYN_HUMAN FYN_HUMAN]] Non-receptor tyrosine-protein kinase that plays a role in many biological processes including regulation of cell growth and survival, cell adhesion, integrin-mediated signaling, cytoskeletal remodeling, cell motility, immune response and axon guidance. Inactive FYN is phosphorylated on its C-terminal tail within the catalytic domain. Following activation by PKA, the protein subsequently associates with PTK2/FAK1, allowing PTK2/FAK1 phosphorylation, activation and targeting to focal adhesions. Involved in the regulation of cell adhesion and motility through phosphorylation of CTNNB1 (beta-catenin) and CTNND1 (delta-catenin). Regulates cytoskeletal remodeling by phosphorylating several proteins including the actin regulator WAS and the microtubule-associated proteins MAP2 and MAPT. Promotes cell survival by phosphorylating AGAP2/PIKE-A and preventing its apoptotic cleavage. Participates in signal transduction pathways that regulate the integrity of the glomerular slit diaphragm (an essential part of the glomerular filter of the kidney) by phosphorylating several slit diaphragm components including NPHS1, KIRREL and TRPC6. Plays a role in neural processes by phosphorylating DPYSL2, a multifunctional adapter protein within the central nervous system, ARHGAP32, a regulator for Rho family GTPases implicated in various neural functions, and SNCA, a small pre-synaptic protein. Participates in the downstream signaling pathways that lead to T-cell differentiation and proliferation following T-cell receptor (TCR) stimulation. Also participates in negative feedback regulation of TCR signaling through phosphorylation of PAG1, thereby promoting interaction between PAG1 and CSK and recruitment of CSK to lipid rafts. CSK maintains LCK and FYN in an inactive form. Promotes CD28-induced phosphorylation of VAV1.<ref>PMID:7822789</ref> <ref>PMID:7568038</ref> <ref>PMID:11005864</ref> <ref>PMID:11162638</ref> <ref>PMID:11536198</ref> <ref>PMID:12788081</ref> <ref>PMID:12640114</ref> <ref>PMID:14761972</ref> <ref>PMID:15557120</ref> <ref>PMID:14707117</ref> <ref>PMID:15536091</ref> <ref>PMID:16387660</ref> <ref>PMID:16841086</ref> <ref>PMID:17194753</ref> <ref>PMID:18056706</ref> <ref>PMID:18258597</ref> <ref>PMID:19179337</ref> <ref>PMID:19652227</ref> <ref>PMID:20100835</ref>
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[https://www.uniprot.org/uniprot/FYN_HUMAN FYN_HUMAN] Non-receptor tyrosine-protein kinase that plays a role in many biological processes including regulation of cell growth and survival, cell adhesion, integrin-mediated signaling, cytoskeletal remodeling, cell motility, immune response and axon guidance. Inactive FYN is phosphorylated on its C-terminal tail within the catalytic domain. Following activation by PKA, the protein subsequently associates with PTK2/FAK1, allowing PTK2/FAK1 phosphorylation, activation and targeting to focal adhesions. Involved in the regulation of cell adhesion and motility through phosphorylation of CTNNB1 (beta-catenin) and CTNND1 (delta-catenin). Regulates cytoskeletal remodeling by phosphorylating several proteins including the actin regulator WAS and the microtubule-associated proteins MAP2 and MAPT. Promotes cell survival by phosphorylating AGAP2/PIKE-A and preventing its apoptotic cleavage. Participates in signal transduction pathways that regulate the integrity of the glomerular slit diaphragm (an essential part of the glomerular filter of the kidney) by phosphorylating several slit diaphragm components including NPHS1, KIRREL and TRPC6. Plays a role in neural processes by phosphorylating DPYSL2, a multifunctional adapter protein within the central nervous system, ARHGAP32, a regulator for Rho family GTPases implicated in various neural functions, and SNCA, a small pre-synaptic protein. Participates in the downstream signaling pathways that lead to T-cell differentiation and proliferation following T-cell receptor (TCR) stimulation. Also participates in negative feedback regulation of TCR signaling through phosphorylation of PAG1, thereby promoting interaction between PAG1 and CSK and recruitment of CSK to lipid rafts. CSK maintains LCK and FYN in an inactive form. Promotes CD28-induced phosphorylation of VAV1.<ref>PMID:7822789</ref> <ref>PMID:7568038</ref> <ref>PMID:11005864</ref> <ref>PMID:11162638</ref> <ref>PMID:11536198</ref> <ref>PMID:12788081</ref> <ref>PMID:12640114</ref> <ref>PMID:14761972</ref> <ref>PMID:15557120</ref> <ref>PMID:14707117</ref> <ref>PMID:15536091</ref> <ref>PMID:16387660</ref> <ref>PMID:16841086</ref> <ref>PMID:17194753</ref> <ref>PMID:18056706</ref> <ref>PMID:18258597</ref> <ref>PMID:19179337</ref> <ref>PMID:19652227</ref> <ref>PMID:20100835</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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==See Also==
==See Also==
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*[[Tyrosine kinase|Tyrosine kinase]]
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*[[Tyrosine kinase 3D structures|Tyrosine kinase 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Human]]
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[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Large Structures]]
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[[Category: Transferase]]
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[[Category: Campbell ID]]
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[[Category: Campbell, I D]]
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[[Category: Das P]]
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[[Category: Das, P]]
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[[Category: Ladbury JE]]
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[[Category: Ladbury, J E]]
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[[Category: Morton CJ]]
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[[Category: Morton, C J]]
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[[Category: Pugh DJR]]
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[[Category: Pugh, D J.R]]
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[[Category: Renzoni DA]]
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[[Category: Renzoni, D A]]
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[[Category: Rossi C]]
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[[Category: Rossi, C]]
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[[Category: Siligardi G]]
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[[Category: Siligardi, G]]
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[[Category: Waterfield MD]]
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[[Category: Waterfield, M D]]
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[[Category: Polyproline-binding]]
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[[Category: Sh3 domain]]
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Current revision

NMR STUDY OF THE SH3 DOMAIN FROM FYN PROTO-ONCOGENE TYROSINE KINASE COMPLEXED WITH THE SYNTHETIC PEPTIDE P2L CORRESPONDING TO RESIDUES 91-104 OF THE P85 SUBUNIT OF PI3-KINASE, FAMILY OF 25 STRUCTURES

PDB ID 1a0n

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