2QFA	Cell Cycle Cell Cycle Cell Cycle	date	Jun 27, 2007
title	Crystal Structure Of A Survivin-Borealin-Incenp Core Complex
authors	A.A.Jeyaprakash, U.R.Klein, D.Lindner, J.Ebert, E.A.Nigg, E.Conti
compound		source
Molecule: Baculoviral Iap Repeat-Containing Protein 5 Chain: A Synonym: Apoptosis Inhibitor Survivin, Apoptosis Inhibitor Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Birc5, Api4, Iap4 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Gold
Molecule: Borealin Chain: B Fragment: Unp Residues 15-76 Synonym: Dasra-B, Hdasra-B, Cell Division Cycle-Associated Pluripotent Embryonic Stem Cell-Related Gene 3 Protein; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cdca8, Pescrg3 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Gold
Molecule: Inner Centromere Protein Chain: C Fragment: Unp Residues 1-47 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Incenp Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21 Gold
symmetry	Space Group: P 21 21 21	R_factor 0.184 R_Free 0.202
crystal cell	length a length b length c angle alpha angle beta angle gamma 42.467 78.793 100.017 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.40 Å
ligand	MES, ZN	enzyme
note	2QFA is a representative structure
Gene Ontology	Chain Function Process Component A C
Primary reference	Structure of a Survivin-Borealin-INCENP Core Complex Reveals How Chromosomal Passengers Travel Together., Jeyaprakash AA, Klein UR, Lindner D, Ebert J, Nigg EA, Conti E, Cell. 2007 Oct 19;131(2):271-85. PMID:17956729

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (98 Kb) [Save to disk] Biological Unit Coordinates (2qfa.pdb1.gz) 93 Kb LPC: Ligand-Protein Contacts for 2QFA CSU: Contacts of Structural Units for 2QFA Likely Quarternary Molecular Structure file(s) for 2QFA Structure Factors (466 Kb) Retrieve 2QFA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2QFA from S2C, [Save to disk] Re-refined 2qfa structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2QFA in 3D

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Visual 3D analysis of 2QFA

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 2QFA, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2qfa_A] [2qfa] [2qfa_B] [2qfa_C] SWISS-PROT database: [O15392] [Q53HL2] [Q9NQS7] Domain organization of [BIRC5_HUMAN] [BOREA_HUMAN] [INCE_HUMAN] by SWISSPFAM Domain found in 2QFA: [BIR ] by SMART

Other resources with information on 2QFA

Community annotation for 2QFA at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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