1Q91	Hydrolase	date	Aug 22, 2003
title	Crystal Structure Of Human Mitochondrial Deoxyribonucleotida Complex With The Inhibitor Dpb-T
authors	A.Rinaldo-Matthis, C.Rampazzo, J.Balzarini, P.Reichard, V.Bianch P.Nordlund
compound		source
Molecule: 5(3)-Deoxyribonucleotidase Chain: A Synonym: Deoxyribonucleotidase Ec: 3.1.3.5 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Escherichia Coli Expression_system_taxid: 562
symmetry	Space Group: P 43 21 2	R_factor 0.186 R_Free 0.206
crystal cell	length a length b length c angle alpha angle beta angle gamma 73.651 73.651 106.830 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.60 Å
ligand	DPB, MG, PO4	enzyme	Hydrolase E.C.3.1.3.5 BRENDA
related structures	by homologous chain: 1MH9, 1Q92
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structures of the mitochondrial deoxyribonucleotidase in complex with two specific inhibitors., Rinaldo-Matthis A, Rampazzo C, Balzarini J, Reichard P, Bianchi V, Nordlund P, Mol Pharmacol 2004 Apr;65(4):860-7. PMID:15044615

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (43 Kb) [Save to disk] Biological Unit Coordinates (1q91.pdb1.gz) 39 Kb LPC: Ligand-Protein Contacts for 1Q91 CSU: Contacts of Structural Units for 1Q91 Likely Quarternary Molecular Structure file(s) for 1Q91 Structure Factors (510 Kb) Retrieve 1Q91 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1Q91 from S2C, [Save to disk] Re-refined 1q91 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1Q91 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 1Q91

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 1Q91, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1q91a_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1q91_A] [1q91] SWISS-PROT database: [Q9NPB1] Domain organization of [NT5M_HUMAN] by SWISSPFAM

Other resources with information on 1Q91

Community annotation for 1Q91 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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