3QG2	Oxidoreductase, Transferase Inhibitor	date	Jan 24, 2011
title	Plasmodium Falciparum Dhfr-Ts Qradruple Mutant (N51i+C59r+S1 V1s) Pyrimethamine Complex
authors	J.Vanichtanankul, J.Yuvaniyama, S.Taweechai, P.Chitnumsub, S.Kamchonwongpaisan, Y.Yuthavong
compound		source
Molecule: Bifunctional Dihydrofolate Reductase-Thymidylate Chain: A, B Ec: 1.5.1.3, 2.1.1.45 Engineered: Yes		Organism_scientific: Plasmodium Falciparum Organism_taxid: 5833 Strain: V1s Gene: Dhfr-Ts Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet17b
symmetry	Space Group: P 21 21 21	R_factor 0.198 R_Free 0.233
crystal cell	length a length b length c angle alpha angle beta angle gamma 56.486 155.272 164.995 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	CP6, NDP, UMP BindingDB	enzyme	Oxidoreductase E.C.1.5.1.3 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Trypanosomal Dihydrofolate Reductase Reveals Natural Antifolate Resistance., Vanichtanankul J, Taweechai S, Yuvaniyama J, Vilaivan T, Chitnumsub P, Kamchonwongpaisan S, Yuthavong Y, ACS Chem Biol. 2011 Jun 16. PMID:21650210

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (199 Kb) [Save to disk] Biological Unit Coordinates (3qg2.pdb1.gz) 192 Kb LPC: Ligand-Protein Contacts for 3QG2 CSU: Contacts of Structural Units for 3QG2 Structure Factors (1180 Kb) Retrieve 3QG2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3QG2 from S2C, [Save to disk] Re-refined 3qg2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 3QG2

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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 3QG2, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3qg2_B] [3qg2_A] [3qg2] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3QG2

Community annotation for 3QG2 at PDBWiki (http://pdbwiki.org)

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