1PBW Phosphotransferase date Oct 17, 1996
title Structure Of Bcr-Homology (Bh) Domain
authors A.Musacchio, L.C.Cantley, S.C.Harrison
compound source
Molecule: Phosphatidylinositol 3-Kinase
Chain: A, B
Fragment: P85 Alpha Subunit Bcr-Homology Domain
Synonym: Rhogap Domain
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_plasmid: Pbat4
Other_details: T7-Based Expression System
symmetry Space Group: P 1 21 1
R_factor 0.184 R_Free 0.235
length a length b length c angle alpha angle beta angle gamma
39.051 90.513 69.280 90.00 97.19 90.00
method X-Ray Diffractionresolution 2.00 Å
related structures by homologous chain: 1OEP
A, B

Primary referenceCrystal structure of the breakpoint cluster region-homology domain from phosphoinositide 3-kinase p85 alpha subunit., Musacchio A, Cantley LC, Harrison SC, Proc Natl Acad Sci U S A 1996 Dec 10;93(25):14373-8. PMID:8962058
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk]
  • Biological Unit Coordinates (1pbw.pdb1.gz) 33 Kb
  • Biological Unit Coordinates (1pbw.pdb2.gz) 35 Kb
  • CSU: Contacts of Structural Units for 1PBW
  • Likely Quarternary Molecular Structure file(s) for 1PBW
  • Retrieve 1PBW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1PBW from S2C, [Save to disk]
  • View 1PBW 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 1PBW
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 1PBW, from MSDmotif at EBI
  • Genome occurence of 1PBW's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1pbwa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1pbwb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1pbw 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: [1pbw] [1pbw_B] [1pbw_A]
  • SWISS-PROT database: [P27986]
  • Domain organization of [P85A_HUMAN] by SWISSPFAM
  • Domain found in 1PBW: [RhoGAP ] by SMART
  • Other resources with information on 1PBW
  • Community annotation for 1PBW at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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