1FU5	Peptide Binding Protein	date	Sep 14, 2000
title	Nmr Structure Of The N-Sh2 Domain Of The P85 Subunit Of Pi3- Complexed To A Doubly Phosphorylated Peptide Derived From Polyomavirus Middle T Antigen
authors	T.Weber, B.Schaffhausen, Y.Liu, U.L.Guenther
compound		source
Molecule: Phosphatidylinositol 3-Kinase Regulatory Alpha Su Chain: A Fragment: Residues 321 To 431 Of P85, N-Sh2 (Src Homology 2 Synonym: Pi3-Kinase P85-Alpha Subunit, Ptdins-3-Kinase P85- Pi3k; Engineered: Yes		Organism_scientific: Rattus Norvegicus Organism_common: Norway Rat Organism_taxid: 10116 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Doubly Phosphorylated Middle T Antigen Chain: B Fragment: Residues 312 To 326 Of Mt Antigen, Y315 And Y322 Phosphorylated; Synonym: Mt Peptide Engineered: Yes		Synthetic: Yes Other_details: Mt Peptide Was Synthesized By The Tufts Prot Chemistry Facility
method	Solution NMR
ligand	PTR	enzyme
related structures	by homologous chain: 1FU6, 1OO4
Primary reference	NMR structure of the N-SH2 of the p85 subunit of phosphoinositide 3-kinase complexed to a doubly phosphorylated peptide reveals a second phosphotyrosine binding site., Weber T, Schaffhausen B, Liu Y, Gunther UL, Biochemistry 2000 Dec 26;39(51):15860-9. PMID:11123912

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk] Biological Unit Coordinates (1fu5.pdb1.gz) 34 Kb LPC: Ligand-Protein Contacts for 1FU5 CSU: Contacts of Structural Units for 1FU5 Retrieve 1FU5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1FU5 from S2C, [Save to disk]

View 1FU5 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.

Visual 3D analysis of 1FU5

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1FU5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1fu5a_, region A [Jmol] [rasmolscript] [script source] 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: [1fu5_A] [1fu5] [1fu5_B] SWISS-PROT database: [P03076] [Q63787] Domain organization of [MT_POVM3] [P85A_RAT] by SWISSPFAM Domain found in 1FU5: [SH2 ] by SMART

Other resources with information on 1FU5

Community annotation for 1FU5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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