5AYX Transferase date Sep 14, 2015
title Crystal Structure Of Human Quinolinate Phosphoribosyltransfe
authors G.B.Kang, M.K.Kim, Y.J.Im, J.H.Lee, H.S.Youn, J.Y.An, J.G.Lee, S I.Fukuoka, S.H.Eom
compound source
Molecule: Nicotinate-Nucleotide Pyrophosphorylase [Carboxyl
Chain: A, B, C, D, E, F
Synonym: Quinolinate Phosphoribosyltransferase [Decarboxyla Qprtase;
Ec: 2.4.2.19
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Qprt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21a
symmetry Space Group: P 1 21 1
R_factor 0.201 R_Free 0.259
crystal
cell
length a length b length c angle alpha angle beta angle gamma
76.178 137.122 92.650 90.00 103.76 90.00
method X-Ray Diffractionresolution 2.80 Å
ligand
enzyme Transferase E.C.2.4.2.19 BRENDA
note 5AYX supersedes 3LAR
Gene
Ontology
ChainFunctionProcessComponent
F, A, D, C, E, B


Primary referenceStructural Insights into the Quaternary Catalytic Mechanism of Hexameric Human Quinolinate Phosphoribosyltransferase, a Key Enzyme in de novo NAD Biosynthesis., Youn HS, Gyun Kim T, Kim MK, Bu Kang G, Youn Kang J, Lee JG, Yop An J, Ryoung Park K, Lee Y, Jun Im Y, Hyuck Lee J, Hyun Eom S, Sci Rep. 2016 Jan 25;6:19681. doi: 10.1038/srep19681. PMID:26805589
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (258 Kb) [Save to disk]
  • Biological Unit Coordinates (5ayx.pdb1.gz) 252 Kb
  • CSU: Contacts of Structural Units for 5AYX
  • Structure Factors (936 Kb)
  • Retrieve 5AYX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5AYX from S2C, [Save to disk]
  • Re-refined 5ayx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 5AYX 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 5AYX
  • 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
  • Fold representative 5ayx from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5ayx_C] [5ayx_A] [5ayx_B] [5ayx_F] [5ayx] [5ayx_E] [5ayx_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 5AYX
  • Community annotation for 5AYX at PDBWiki (http://pdbwiki.org)

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