Entry Database : PDB / ID : 3i5s Structure visualization Downloads & linksTitle Crystal structure of PI3K SH3 ComponentsPhosphatidylinositol 3-kinase regulatory subunit alpha Details Keywords PROTEIN BINDING / SH3 domain / Alternative splicing / Disease mutation / Host-virus interaction / Phosphoprotein / Polymorphism / SH2 domain / Ubl conjugationFunction / homology Function and homology informationFunction Domain/homology Component
perinuclear endoplasmic reticulum membrane / regulation of toll-like receptor 4 signaling pathway / phosphatidylinositol kinase activity / phosphatidylinositol 3-kinase regulator activity / positive regulation of focal adhesion disassembly / IRS-mediated signalling / phosphatidylinositol 3-kinase activator activity / interleukin-18-mediated signaling pathway / PI3K events in ERBB4 signaling / myeloid leukocyte migration ... perinuclear endoplasmic reticulum membrane / regulation of toll-like receptor 4 signaling pathway / phosphatidylinositol kinase activity / phosphatidylinositol 3-kinase regulator activity / positive regulation of focal adhesion disassembly / IRS-mediated signalling / phosphatidylinositol 3-kinase activator activity / interleukin-18-mediated signaling pathway / PI3K events in ERBB4 signaling / myeloid leukocyte migration / 1-phosphatidylinositol-3-kinase regulator activity / phosphatidylinositol 3-kinase regulatory subunit binding / neurotrophin TRKA receptor binding / Activated NTRK2 signals through PI3K / cis-Golgi network / Activated NTRK3 signals through PI3K / ErbB-3 class receptor binding / RHOF GTPase cycle / kinase activator activity / transmembrane receptor protein tyrosine kinase adaptor activity / RHOD GTPase cycle / Signaling by cytosolic FGFR1 fusion mutants / positive regulation of endoplasmic reticulum unfolded protein response / enzyme-substrate adaptor activity / phosphatidylinositol 3-kinase complex, class IA / phosphatidylinositol 3-kinase complex / Nephrin family interactions / RND1 GTPase cycle / Costimulation by the CD28 family / RND2 GTPase cycle / MET activates PI3K/AKT signaling / PI3K/AKT activation / RND3 GTPase cycle / positive regulation of leukocyte migration / positive regulation of filopodium assembly / negative regulation of stress fiber assembly / growth hormone receptor signaling pathway / insulin binding / RHOV GTPase cycle / RHOB GTPase cycle / negative regulation of cell-matrix adhesion / Signaling by ALK / GP1b-IX-V activation signalling / PI-3K cascade:FGFR3 / Erythropoietin activates Phosphoinositide-3-kinase (PI3K) / PI-3K cascade:FGFR2 / RHOJ GTPase cycle / PI-3K cascade:FGFR4 / RHOC GTPase cycle / PI-3K cascade:FGFR1 / negative regulation of osteoclast differentiation / intracellular glucose homeostasis / phosphatidylinositol phosphate biosynthetic process / CD28 dependent PI3K/Akt signaling / Synthesis of PIPs at the plasma membrane / CDC42 GTPase cycle / RHOU GTPase cycle / PI3K events in ERBB2 signaling / RHOG GTPase cycle / T cell differentiation / RET signaling / extrinsic apoptotic signaling pathway via death domain receptors / insulin receptor substrate binding / Interleukin-3, Interleukin-5 and GM-CSF signaling / PI3K Cascade / RHOA GTPase cycle / RAC2 GTPase cycle / RAC3 GTPase cycle / Role of phospholipids in phagocytosis / GAB1 signalosome / Role of LAT2/NTAL/LAB on calcium mobilization / Interleukin receptor SHC signaling / positive regulation of lamellipodium assembly / phosphatidylinositol 3-kinase binding / Signaling by PDGFRA transmembrane, juxtamembrane and kinase domain mutants / Signaling by PDGFRA extracellular domain mutants / Signaling by FGFR4 in disease / Signaling by FLT3 ITD and TKD mutants / Signaling by FGFR3 in disease / GPVI-mediated activation cascade / Tie2 Signaling / Signaling by FGFR2 in disease / RAC1 GTPase cycle / insulin-like growth factor receptor binding / Signaling by FLT3 fusion proteins / FLT3 Signaling / Signaling by FGFR1 in disease / Interleukin-7 signaling / phosphotyrosine residue binding / response to endoplasmic reticulum stress / Downstream signal transduction / substrate adhesion-dependent cell spreading / B cell differentiation / osteoclast differentiation / positive regulation of RNA splicing / insulin-like growth factor receptor signaling pathway / Signaling by phosphorylated juxtamembrane, extracellular and kinase domain KIT mutants / phosphatidylinositol 3-kinase/protein kinase B signal transduction / Antigen activates B Cell Receptor (BCR) leading to generation of second messengers / Regulation of signaling by CBL Similarity search - Function Phosphatidylinositol 3-kinase regulatory subunit alpha, SH3 domain / PIK3R1, inter-SH2 domain / PI3K p85 subunit, C-terminal SH2 domain / PI3K regulatory subunit p85-related , inter-SH2 domain / PI3K p85 subunit, N-terminal SH2 domain / Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain / Rho GTPase-activating protein domain / RhoGAP domain / Rho GTPase-activating proteins domain profile. / GTPase-activator protein for Rho-like GTPases ... Phosphatidylinositol 3-kinase regulatory subunit alpha, SH3 domain / PIK3R1, inter-SH2 domain / PI3K p85 subunit, C-terminal SH2 domain / PI3K regulatory subunit p85-related , inter-SH2 domain / PI3K p85 subunit, N-terminal SH2 domain / Phosphatidylinositol 3-kinase regulatory subunit P85 inter-SH2 domain / Rho GTPase-activating protein domain / RhoGAP domain / Rho GTPase-activating proteins domain profile. / GTPase-activator protein for Rho-like GTPases / Rho GTPase activation protein / SH3 Domains / SH2 domain / Src homology 2 (SH2) domain profile. / Src homology 2 domains / SH2 domain / SH3 type barrels. / Src homology 3 domains / SH2 domain superfamily / SH3-like domain superfamily / Src homology 3 (SH3) domain profile. / SH3 domain / Roll / Mainly Beta Similarity search - Domain/homologyBiological species Homo sapiens (human)Method X-RAY DIFFRACTION / SYNCHROTRON / MOLECULAR REPLACEMENT / Resolution : 3 Å DetailsAuthors Batra-Safferling, R. / Granzin, J. / Modder, S. / Hoffmann, S. / Willbold, D. CitationJournal : Biol.Chem. / Year : 2010Title : Structural studies of the phosphatidylinositol 3-kinase (PI3K) SH3 domain in complex with a peptide ligand: role of the anchor residue in ligand binding.Authors : Batra-Safferling, R. / Granzin, J. / Modder, S. / Hoffmann, S. / Willbold, D. History Deposition Jul 6, 2009 Deposition site : RCSB / Processing site : RCSBRevision 1.0 Mar 2, 2010 Provider : repository / Type : Initial releaseRevision 1.1 Jul 13, 2011 Group : Version format complianceRevision 1.2 Sep 6, 2023 Group : Data collection / Database references ... Data collection / Database references / Derived calculations / Refinement description Category : chem_comp_atom / chem_comp_bond ... chem_comp_atom / chem_comp_bond / database_2 / pdbx_initial_refinement_model / struct_ncs_dom_lim / struct_site Item : _database_2.pdbx_DOI / _database_2.pdbx_database_accession ... _database_2.pdbx_DOI / _database_2.pdbx_database_accession / _struct_ncs_dom_lim.beg_auth_comp_id / _struct_ncs_dom_lim.beg_label_asym_id / _struct_ncs_dom_lim.beg_label_comp_id / _struct_ncs_dom_lim.beg_label_seq_id / _struct_ncs_dom_lim.end_auth_comp_id / _struct_ncs_dom_lim.end_label_asym_id / _struct_ncs_dom_lim.end_label_comp_id / _struct_ncs_dom_lim.end_label_seq_id / _struct_site.pdbx_auth_asym_id / _struct_site.pdbx_auth_comp_id / _struct_site.pdbx_auth_seq_id
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