1R6Q	Chaperone Protein Binding	date	Oct 16, 2003
title	Clpns With Fragments
authors	D.Xia, M.R.Maurizi, F.Guo, S.K.Singh, L.Esser
compound		source
Molecule: Atp-Dependent Clp Protease Atp-Binding Subunit Cl Chain: A, B Fragment: N-Terminal Clpa (Residues 1-143) Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Sg22176 Expression_system_vector_type: Plasmid Expression_system_plasmid: Psk39
Molecule: Atp-Dependent Clp Protease Adaptor Protein Clps Chain: C, D Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Dh5(Alpha) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbad33-Clps
symmetry	Space Group: P 31 2 1	R_factor 0.190 R_Free 0.223
crystal cell	length a length b length c angle alpha angle beta angle gamma 87.913 87.913 209.420 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.35 Å
ligand	GOL, Y1, YBT	enzyme
related structures	by homologous chain: 1LZW, 1MG9
Gene Ontology	Chain Function Process Component D, C
Primary reference	Crystallographic investigation of peptide binding sites in the N-domain of the ClpA chaperone., Xia D, Esser L, Singh SK, Guo F, Maurizi MR, J Struct Biol 2004 Apr-May;146(1-2):166-79. PMID:15037248

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (87 Kb) [Save to disk] Biological Unit Coordinates (1r6q.pdb1.gz) 41 Kb Biological Unit Coordinates (1r6q.pdb2.gz) 42 Kb Biological Unit Coordinates (1r6q.pdb3.gz) 80 Kb LPC: Ligand-Protein Contacts for 1R6Q CSU: Contacts of Structural Units for 1R6Q Likely Quarternary Molecular Structure file(s) for 1R6Q Retrieve 1R6Q in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1R6Q from S2C, [Save to disk]

View 1R6Q 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 1R6Q

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1R6Q, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1r6q_B] [1r6q] [1r6q_A] [1r6q_C] [1r6q_D] SWISS-PROT database: [P0ABH9] [P0A8Q6] Domain organization of [CLPA_ECOLI] [CLPS_ECOLI] by SWISSPFAM

Other resources with information on 1R6Q

Community annotation for 1R6Q at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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