1XQS	Chaperone	date	Oct 13, 2004
title	Crystal Structure Of The Hspbp1 Core Domain Complexed With T Fragment Of Hsp70 Atpase Domain
authors	Y.Shomura, Z.Dragovic, H.C.Chang, N.Tzvetkov, J.C.Young, J.L.Brod V.Guerriero, F.U.Hartl, A.Bracher
compound		source
Molecule: Hspbp1 Protein Chain: A, B Fragment: Core Domain (84-359) Engineered: Yes Mutation: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Codon Plus Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pproexhtb
Molecule: Heat Shock 70 Kda Protein 1 Chain: C, D Fragment: Lobe II Of Atpase Domain (184-371) Synonym: Hsp70, Hsp70.1, Hsp70-1hsp70-2 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Codon Plus Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pproexhtb
symmetry	Space Group: P 21 21 21	R_factor 0.237 R_Free 0.296
crystal cell	length a length b length c angle alpha angle beta angle gamma 73.484 94.809 155.704 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
ligand	AMP	enzyme
related structures	by homologous chain: 1NGH, 1XQR
Primary reference	Regulation of Hsp70 function by HspBP1: structural analysis reveals an alternate mechanism for Hsp70 nucleotide exchange., Shomura Y, Dragovic Z, Chang HC, Tzvetkov N, Young JC, Brodsky JL, Guerriero V, Hartl FU, Bracher A, Mol Cell 2005 Feb 4;17(3):367-79. PMID:15694338

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (143 Kb) [Save to disk] Biological Unit Coordinates (1xqs.pdb1.gz) 69 Kb Biological Unit Coordinates (1xqs.pdb2.gz) 68 Kb LPC: Ligand-Protein Contacts for 1XQS CSU: Contacts of Structural Units for 1XQS Likely Quarternary Molecular Structure file(s) for 1XQS Structure Factors (194 Kb) Retrieve 1XQS in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XQS from S2C, [Save to disk] Re-refined 1xqs structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XQS 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 1XQS

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 1XQS, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xqs_A] [1xqs] [1xqs_C] [1xqs_D] [1xqs_B] SWISS-PROT database: [Q9NZL4] [P08107] Belongs to the cation channel-forming heat shock protein-70 (hsp70) family according to TCDB. Domain organization of [HPBP1_HUMAN] [HSP71_HUMAN] by SWISSPFAM

Other resources with information on 1XQS

Community annotation for 1XQS at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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