3HHM Transferase Oncoprotein date May 15, 2009
title Crystal Structure Of P110alpha H1047r Mutant In Complex With P85alpha And The Drug Wortmannin
authors L.M.Amzel, B.Vogelstein, S.B.Gabelli, D.Mandelker
compound source
Molecule: Phosphatidylinositol-4,5-Bisphosphate 3-Kinase Ca Subunit Alpha Isoform;
Chain: A
Synonym: Pi3-Kinase P110 Subunit Alpha, Ptdins-3-Kinase P11
Ec: 2.7.1.153
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Pik3ca
Expression_system: Spodoptera Frugiperda
Expression_system_taxid: 7108
Expression_system_vector_type: Plasmid
Expression_system_vector: Baculovirus
Expression_system_plasmid: Pfastbac Ht-A

Molecule: Nish2 P85alpha
Chain: B
Fragment: Unp Residues 322-694
Engineered: Yes
Mutation: Yes

Organism_scientific: Homo Sapiens
Organism_taxid: 9606
Gene: Pik3r1
Expression_system: Spodoptera Frugiperda
Expression_system_taxid: 7108
Expression_system_vector_type: Plasmid
Expression_system_vector: Baculovirus
Expression_system_plasmid: Pfastbac Ht-A
symmetry Space Group: P 21 21 21
R_factor 0.223 R_Free 0.307
crystal
cell
length a length b length c angle alpha angle beta angle gamma
115.312 121.453 152.494 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.80 Å
ligand KWT BindingDB enzyme Transferase E.C.2.7.1.153 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A
  • protein serine/threonine kin...
  • protein kinase activator act...


  • Primary referenceA frequent kinase domain mutation that changes the interaction between PI3Kalpha and the membrane., Mandelker D, Gabelli SB, Schmidt-Kittler O, Zhu J, Cheong I, Huang CH, Kinzler KW, Vogelstein B, Amzel LM, Proc Natl Acad Sci U S A. 2009 Oct 6;106(40):16996-7001. Epub 2009 Sep 23. PMID:19805105
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (221 Kb) [Save to disk]
  • Biological Unit Coordinates (3hhm.pdb1.gz) 214 Kb
  • LPC: Ligand-Protein Contacts for 3HHM
  • CSU: Contacts of Structural Units for 3HHM
  • Structure Factors (397 Kb)
  • Retrieve 3HHM in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3HHM from S2C, [Save to disk]
  • Re-refined 3hhm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3HHM 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 3HHM
  • 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 3HHM, from MSDmotif at EBI
  • Fold representative 3hhm from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3hhm] [3hhm_B] [3hhm_A]
  • SWISS-PROT database: [P27986] [P42336]
  • Domain organization of [P85A_HUMAN] [PK3CA_HUMAN] by SWISSPFAM
  • Domains found in 3HHM: [C2] [PI3K_C2] [PI3K_p85B] [PI3K_rbd] [PI3Ka] [PI3Kc] [SH2 ] by SMART
  • Other resources with information on 3HHM
  • Community annotation for 3HHM 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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