1XHF	Transcription	date	Sep 18, 2004
title	Crystal Structure Of The Bef3-Activated Receiver Domain Of R Response Regulator Arca
authors	A.Toro-Roman, T.R.Mack, A.M.Stock
compound		source
Molecule: Aerobic Respiration Control Protein Arca Chain: A, B Fragment: Receiver Domain Synonym: Redox Response Regulator Arca; Dye Resistance Prot Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: Arca, Dye, Fexa, Sfra, Seg, Msp, Cpxc Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834(De3)Plyss And Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pef29 (Pjes307 Derivative)
symmetry	Space Group: P 65 2 2	R_factor 0.187 R_Free 0.212
crystal cell	length a length b length c angle alpha angle beta angle gamma 86.169 86.169 213.082 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.15 Å
ligand	BEF, BF2, BF4, MG, MSE	enzyme
related structures	by homologous chain: 1XHE
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural Analysis and Solution Studies of the Activated Regulatory Domain of the Response Regulator ArcA: A Symmetric Dimer Mediated by the alpha4-beta5-alpha5 Face., Toro-Roman A, Mack TR, Stock AM, J Mol Biol 2005 May 27;349(1):11-26. Epub 2005 Apr 7. PMID:15876365

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk] Biological Unit Coordinates (1xhf.pdb1.gz) 42 Kb LPC: Ligand-Protein Contacts for 1XHF CSU: Contacts of Structural Units for 1XHF Likely Quarternary Molecular Structure file(s) for 1XHF Structure Factors (197 Kb) Retrieve 1XHF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XHF from S2C, [Save to disk] Re-refined 1xhf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XHF 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 1XHF

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 1XHF, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xhf_A] [1xhf_B] [1xhf] SWISS-PROT database: [P0A9Q1] Domain organization of [ARCA_ECOLI] by SWISSPFAM Domain found in 1XHF: [REC ] by SMART

Other resources with information on 1XHF

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

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---