2HQU	Hydrolase	date	Jul 19, 2006
title	Human Dutpase In Complex With Alpha,Beta-Iminodutp And Magne
authors	O.Barabas, B.Varga, B.G.Vertessy
compound		source
Molecule: Deoxyuridine 5'-Triphosphate Nucleotidohydrolase Chain: A, B, C Synonym: Dutpase, Dutp Pyrophosphatase Ec: 3.6.1.23 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Dutn Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet3a
symmetry	Space Group: P 21 21 21	R_factor 0.200 R_Free 0.251
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.409 71.773 76.475 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CL, DUP, MG BindingDB	enzyme	Hydrolase E.C.3.6.1.23 BRENDA
Gene Ontology	Chain Function Process Component A, C, B
Primary reference	Active site closure facilitates juxtaposition of reactant atoms for initiation of catalysis by human dUTPase., Varga B, Barabas O, Kovari J, Toth J, Hunyadi-Gulyas E, Klement E, Medzihradszky KF, Tolgyesi F, Fidy J, Vertessy BG, FEBS Lett. 2007 Oct 2;581(24):4783-8. Epub 2007 Sep 12. PMID:17880943

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk] Biological Unit Coordinates (2hqu.pdb1.gz) 65 Kb LPC: Ligand-Protein Contacts for 2HQU CSU: Contacts of Structural Units for 2HQU Likely Quarternary Molecular Structure file(s) for 2HQU Structure Factors (284 Kb) Retrieve 2HQU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HQU from S2C, [Save to disk] Re-refined 2hqu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HQU 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 2HQU

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 2HQU, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2hqu_C] [2hqu_A] [2hqu_B] [2hqu] SWISS-PROT database: [P33316] Domain organization of [DUT_HUMAN] by SWISSPFAM

Other resources with information on 2HQU

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

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