4KWV Transferase date May 24, 2013
title Crystal Structure Of Human Apo-Qprt
authors S.S.Malik, D.N.Patterson, Z.Ncube, E.A.Toth
compound source
Molecule: Nicotinate-Nucleotide Pyrophosphorylase [Carboxyl
Chain: A, B, C, D, E, F
Synonym: Quinolinate Phosphoribosyltransferase [Decarboxyla Qaprtase, Qprtase;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Qprt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 32 2 1
R_factor 0.212 R_Free 0.237
length a length b length c angle alpha angle beta angle gamma
178.562 178.562 121.597 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.80 Å
enzyme Transferase E.C. BRENDA
F, A, D, C, E, B

Primary referenceThe crystal structure of human quinolinic acid phosphoribosyltransferase in complex with its inhibitor phthalic acid., Malik SS, Patterson DN, Ncube Z, Toth EA, Proteins. 2013 Aug 28. doi: 10.1002/prot.24406. PMID:24038671
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (247 Kb) [Save to disk]
  • Biological Unit Coordinates (4kwv.pdb1.gz) 242 Kb
  • CSU: Contacts of Structural Units for 4KWV
  • Structure Factors (1195 Kb)
  • Retrieve 4KWV in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4KWV from S2C, [Save to disk]
  • Re-refined 4kwv structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4KWV 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 4KWV
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 4KWV, from MSDmotif at EBI
  • Fold representative 4kwv from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4kwv_A] [4kwv_C] [4kwv] [4kwv_F] [4kwv_D] [4kwv_E] [4kwv_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4KWV
  • Community annotation for 4KWV at PDBWiki (http://pdbwiki.org)

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