2X9V	Oxidoreductase	date	Mar 24, 2010
title	High Resolution Structure Of Tbptr1 With Trimetrexate
authors	A.Dawson, L.B.Tulloch, K.L.Barrack, W.N.Hunter
compound		source
Molecule: Pteridine Reductase Chain: A, B, C, D Synonym: Ptr1 Ec: 1.5.1.33 Engineered: Yes		Organism_scientific: Trypanosoma Brucei Brucei Organism_taxid: 5702 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet15b_tbptr1
symmetry	Space Group: P 1 21 1	R_factor 0.12125 R_Free 0.14784
crystal cell	length a length b length c angle alpha angle beta angle gamma 74.560 90.710 82.460 90.00 115.69 90.00
method	X-Ray Diffraction	resolution	1.30 Å
ligand	ACT, NAP, TMQ	enzyme	Oxidoreductase E.C.1.5.1.33 BRENDA
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	High-resolution structures of Trypanosoma brucei pteridine reductase ligand complexes inform on the placement of new molecular entities in the active site of a potential drug target., Dawson A, Tulloch LB, Barrack KL, Hunter WN, Acta Crystallogr D Biol Crystallogr. 2010 Dec;66(Pt 12):1334-40. Epub 2010, Nov 16. PMID:21123874

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (374 Kb) [Save to disk] Biological Unit Coordinates (2x9v.pdb1.gz) 366 Kb LPC: Ligand-Protein Contacts for 2X9V CSU: Contacts of Structural Units for 2X9V Structure Factors (3193 Kb) Retrieve 2X9V in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2X9V from S2C, [Save to disk] Re-refined 2x9v structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2X9V in 3D

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Visual 3D analysis of 2X9V

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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 2X9V, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2x9v_C] [2x9v] [2x9v_D] [2x9v_B] [2x9v_A] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 2X9V

Community annotation for 2X9V at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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