2RHF	Hydrolase	date	Oct 09, 2007
title	D. Radiodurans Recq Hrdc Domain 3
authors	J.L.Keck, M.P.Killoran
compound		source
Molecule: Dna Helicase Recq Chain: A Fragment: D. Radiodurans Hrdc Domain 3 Engineered: Yes		Organism_scientific: Deinococcus Radiodurans Organism_taxid: 243230 Strain: R1 Gene: Recq Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21 (De3) Expression_system_vector_type: Pet
symmetry	Space Group: P 41 21 2	R_factor 0.177 R_Free 0.194
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.978 49.978 83.610 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.10 Å
ligand	MSE, PO4	enzyme
note	2RHF is a representative structure
Gene Ontology	Chain Function Process Component A
Primary reference	Structure and function of the regulatory C-terminal HRDC domain from Deinococcus radiodurans RecQ., Killoran MP, Keck JL, Nucleic Acids Res. 2008 May;36(9):3139-49. Epub 2008 Apr 13. PMID:18411208

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (36 Kb) [Save to disk] Biological Unit Coordinates (2rhf.pdb1.gz) 31 Kb LPC: Ligand-Protein Contacts for 2RHF CSU: Contacts of Structural Units for 2RHF Likely Quarternary Molecular Structure file(s) for 2RHF Structure Factors (562 Kb) Retrieve 2RHF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2RHF from S2C, [Save to disk] Re-refined 2rhf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2RHF 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 2RHF

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 2RHF, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2rhf] [2rhf_A] SWISS-PROT database: [Q9RUU2] Domain organization of [Q9RUU2_DEIRA] by SWISSPFAM Domain found in 2RHF: [HRDC ] by SMART

Other resources with information on 2RHF

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

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