2OS7	Chaperone	date	Feb 05, 2007
title	Caf1m Periplasmic Chaperone Tetramer
authors	S.D.Knight, A.Z.Zavialov
compound		source
Molecule: Chaperone Protein Caf1m Chain: A, B, C, D, E, F Synonym: Capsule Protein Fraction 1 Engineered: Yes		Organism_scientific: Yersinia Pestis Organism_taxid: 632 Gene: Caf1m Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834 (De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Ptca1
symmetry	Space Group: P 21 21 2	R_factor 0.249 R_Free 0.298
crystal cell	length a length b length c angle alpha angle beta angle gamma 141.092 174.267 60.580 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.90 Å
Gene Ontology	Chain Function Process Component F, A, D, C, E, B
Primary reference	A novel self-capping mechanism controls aggregation of periplasmic chaperone Caf1M., Zavialov AV, Knight SD, Mol Microbiol. 2007 Apr;64(1):153-64. PMID:17376079

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (190 Kb) [Save to disk] Biological Unit Coordinates (2os7.pdb1.gz) 125 Kb Biological Unit Coordinates (2os7.pdb2.gz) 122 Kb CSU: Contacts of Structural Units for 2OS7 Likely Quarternary Molecular Structure file(s) for 2OS7 Structure Factors (1851 Kb) Retrieve 2OS7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2OS7 from S2C, [Save to disk] Re-refined 2os7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2OS7 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 2OS7

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 2OS7, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2os7_C] [2os7] [2os7_E] [2os7_D] [2os7_B] [2os7_F] [2os7_A] SWISS-PROT database: [P26926] Domain organization of [CAF1M_YERPE] by SWISSPFAM

Other resources with information on 2OS7

Community annotation for 2OS7 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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