2PQA Replication date May 01, 2007
title Crystal Structure Of Full-Length Human Rpa 1432 Heterodimer
authors X.Deng, G.E.Borgstahl
compound source
Molecule: Replication Protein A 32 Kda Subunit
Chain: A, C
Fragment: Unp Residues 42-172
Synonym: Rp-A, Rf-A, Replication Factor-A Protein 2, P32, P
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Rpa2, Repa2, Rpa32
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet16b

Molecule: Replication Protein A 14 Kda Subunit
Chain: B, D
Synonym: Rp-A, Rf-A, Replication Factor-A Protein 3, P14
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Rpa3, Repa3, Rpa14
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet16b
symmetry Space Group: P 65
R_factor 0.228 R_Free 0.280
crystal
cell
length a length b length c angle alpha angle beta angle gamma
63.377 63.377 272.641 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.50 Å
Gene
Ontology
ChainFunctionProcessComponent
D, B


Primary referenceStructure of the full-length human RPA14/32 complex gives insights into the mechanism of DNA binding and complex formation., Deng X, Habel JE, Kabaleeswaran V, Snell EH, Wold MS, Borgstahl GE, J Mol Biol. 2007 Dec 7;374(4):865-76. Epub 2007 Oct 2. PMID:17976647
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (81 Kb) [Save to disk]
  • Biological Unit Coordinates (2pqa.pdb1.gz) 39 Kb
  • Biological Unit Coordinates (2pqa.pdb2.gz) 39 Kb
  • CSU: Contacts of Structural Units for 2PQA
  • Likely Quarternary Molecular Structure file(s) for 2PQA
  • Structure Factors (466 Kb)
  • Retrieve 2PQA in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PQA from S2C, [Save to disk]
  • Re-refined 2pqa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PQA 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 2PQA
  • 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
  • 3D motif for 2PQA, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pqa_C] [2pqa_A] [2pqa_B] [2pqa] [2pqa_D]
  • SWISS-PROT database: [P15927] [P35244]
  • Domain organization of [RFA2_HUMAN] [RFA3_HUMAN] by SWISSPFAM
  • Other resources with information on 2PQA
  • Community annotation for 2PQA 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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