2RD0 Transferase Oncoprotein date Sep 20, 2007
title Structure Of A Human P110alphap85alpha Complex
authors C.Huang, S.B.Gabelli, L.M.Amzel
compound source
Molecule: Phosphatidylinositol-4,5-Bisphosphate 3-Kinase Ca Subunit Alpha Isoform;
Chain: A
Synonym: Pi3-Kinase P110 Subunit Alpha, Ptdins-3- Kinase P1
Ec: 2.7.1.153
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Pik3ca
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_strain: Sf9
Expression_system_vector_type: Baculovirus
Expression_system_plasmid: Pfastbac Hta

Molecule: Phosphatidylinositol 3-Kinase Regulatory Subunit
Chain: B
Fragment: Unp Residues 322-600
Synonym: Pi3-Kinase P85 Subunit Alpha, Ptdins-3-Kinase P85- Pi3k;
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Pik3r1, Grb1
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
Expression_system_strain: Sf9
Expression_system_vector_type: Baculovirus
Expression_system_plasmid: Pfastbac 1
symmetry Space Group: P 21 21 21
R_factor 0.263 R_Free 0.323
crystal
cell
length a length b length c angle alpha angle beta angle gamma
115.058 117.050 151.584 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.05 Å
ligand
enzyme Transferase E.C.2.7.1.153 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A
  • protein serine/threonine kin...
  • protein kinase activator act...


  • Primary referenceThe structure of a human p110alpha/p85alpha complex elucidates the effects of oncogenic PI3Kalpha mutations., Huang CH, Mandelker D, Schmidt-Kittler O, Samuels Y, Velculescu VE, Kinzler KW, Vogelstein B, Gabelli SB, Amzel LM, Science. 2007 Dec 14;318(5857):1744-8. PMID:18079394
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (197 Kb) [Save to disk]
  • Biological Unit Coordinates (2rd0.pdb1.gz) 189 Kb
  • CSU: Contacts of Structural Units for 2RD0
  • Likely Quarternary Molecular Structure file(s) for 2RD0
  • Structure Factors (297 Kb)
  • Retrieve 2RD0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2RD0 from S2C, [Save to disk]
  • Re-refined 2rd0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2RD0 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 2RD0
  • 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 2RD0, from MSDmotif at EBI
  • Fold representative 2rd0 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2rd0_B] [2rd0] [2rd0_A]
  • SWISS-PROT database: [P27986] [P42336]
  • Domain organization of [P85A_HUMAN] [PK3CA_HUMAN] by SWISSPFAM
  • Domains found in 2RD0: [C2] [PI3K_C2] [PI3K_p85B] [PI3K_rbd] [PI3Ka] [PI3Kc] [SH2 ] by SMART
  • Other resources with information on 2RD0
  • Community annotation for 2RD0 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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