1XU4	Recombination	date	Oct 25, 2004
title	Atpase In Complex With Amp-Pnp, Magnesium And Potassium Co-F
authors	Y.Wu, X.Qian, Y.He, I.A.Moya, Y.Luo
compound		source
Molecule: Dna Repair And Recombination Protein Rada Chain: A Engineered: Yes Mutation: Yes		Organism_scientific: Methanococcus Voltae Organism_taxid: 2188 Gene: Rada Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21-Codonplus-Ril Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28b
symmetry	Space Group: P 61	R_factor 0.196 R_Free 0.243
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.858 83.858 104.766 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	ANP, K, MG	enzyme
related structures	by homologous chain: 1T4G
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of an ATPase-active form of Rad51 homolog from Methanococcus voltae. Insights into potassium dependence., Wu Y, Qian X, He Y, Moya IA, Luo Y, J Biol Chem 2005 Jan 7;280(1):722-8. Epub 2004 Nov 10. PMID:15537659

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (57 Kb) [Save to disk] Biological Unit Coordinates (1xu4.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1XU4 CSU: Contacts of Structural Units for 1XU4 Likely Quarternary Molecular Structure file(s) for 1XU4 Structure Factors (124 Kb) Retrieve 1XU4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1XU4 from S2C, [Save to disk] Re-refined 1xu4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1XU4 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 1XU4

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 1XU4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1xu4a1, region A:5-64 [Jmol] [rasmolscript] [script source]     - Domain d1xu4a2, region A:65-322 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1xu4_A] [1xu4] SWISS-PROT database: [O73948] Domain organization of [RADA_METVO] by SWISSPFAM Domains found in 1XU4: [AAA] [HhH1 ] by SMART

Other resources with information on 1XU4

Community annotation for 1XU4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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