1H9O	Transferase Receptor	date	Mar 14, 2001
title	Phosphatidylinositol 3-Kinase, P85-Alpha Subunit: C-Terminal Sh2 Domain Complexed With A Tyr751 Phosphopeptide From The Pdgf Receptor, Crystal Structure At 1.79 A
authors	R.A.Pauptit, S.Rowsell, A.L.Breeze, G.N.Murshudov, C.A.Dennis, D.J.Derbyshire, S.A.Weston
compound		source
Molecule: Phosphatidylinositol 3-Kinase Chain: A Fragment: C-Terminal Sh2 Domain, P85-Alpha Regulatory Subunit Residues 617 - 724; Engineered: Yes Other_details: Contains An N-Terminal Extension (Gspi) Derived From The Recombinant Expression Vector;		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: W3110 (Cgsc 6564)
Molecule: Beta-Platelet-Derived Growth Factor Receptor Chain: B Fragment: Residues 751 - 755 Other_details: Tyrosine-Phosphorylated Pentapeptide		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: C 1 2 1	R_factor 0.163 R_Free 0.219
crystal cell	length a length b length c angle alpha angle beta angle gamma 59.000 32.800 54.900 90.00 96.20 90.00
method	X-Ray Diffraction	resolution	1.79 Å
ligand	PTR	enzyme
related structures	by homologous chain: 1QAD
Primary reference	NMR trial models: experiences with the colicin immunity protein Im7 and the p85alpha C-terminal SH2-peptide complex., Pauptit RA, Dennis CA, Derbyshire DJ, Breeze AL, Weston SA, Rowsell S, Murshudov GN, Acta Crystallogr D Biol Crystallogr 2001 Oct;57(Pt 10):1397-404. PMID:11567151

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (27 Kb) [Save to disk] Biological Unit Coordinates (1h9o.pdb1.gz) 22 Kb LPC: Ligand-Protein Contacts for 1H9O CSU: Contacts of Structural Units for 1H9O Likely Quarternary Molecular Structure file(s) for 1H9O Structure Factors (67 Kb) Retrieve 1H9O in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1H9O from S2C, [Save to disk] Re-refined 1h9o structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1H9O in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz. On AstexViewer, from MSD-EBI (viewer documentation). On RasMol (Install RasMol freeware) Here's help on how to use RasMol.

Visual 3D analysis of 1H9O

Cartoon representation from PDB Cartoon Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 1H9O, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1h9oa_, region A [Jmol] [rasmolscript] [script source] Fold representative 1h9o from FSSP and Dali (Families of Structurally Similar Proteins) Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1h9o_A] [1h9o_B] SWISS-PROT database: [P27986] [P09619] Domain organization of [P85A_HUMAN] [PGFRB_HUMAN] by SWISSPFAM Domain found in 1H9O: [SH2 ] by SMART Alignments of the sequence of 1H9O with the sequences similar proteins can be viewed for 1H9O's classification [P85A_HUMAN] [PGFRB_HUMAN] at ProtoMap. Click on "Neighbors List", then on the "See Alignments" button below the list. A sequence distance tree ("phylogenetic tree") can be viewed for 1ACL's classification [P85A_HUMAN] [PGFRB_HUMAN] at ProtoMap. Click on the Cluster number.

Other resources with information on 1H9O

Community annotation for 1H9O at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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