5AYY Transferase date Sep 14, 2015
title Crystal Structure Of Human Quinolinate Phosphoribosyltransfe Complex With The Reactant Quinolinate
authors H.S.Youn, T.G.Kim, M.K.Kim, G.B.Kang, J.Y.Kang, Y.J.Seo, J.G.Lee, J K.R.Park, Y.Lee, Y.J.Im, J.H.Lee, S.I.Fukuoka, S.H.Eom
compound source
Molecule: Nicotinate-Nucleotide Pyrophosphorylase [Carboxyl
Chain: A, B, C, D, E, F, G, H, I
Synonym: Quinolinate Phosphoribosyltransferase [Decarboxyla
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Hel-S-90n, Qprt
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector: Pet21a
symmetry Space Group: P 32 2 1
R_factor 0.185 R_Free 0.239
length a length b length c angle alpha angle beta angle gamma
174.245 174.245 211.684 90.00 90.00 120.00
method X-Ray Diffractionresolution 3.09 Å
ligand NTM enzyme Transferase E.C. BRENDA
note 5AYY supersedes 4R3X
F, A, E, B, H, C, D, I, G

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] (393 Kb) [Save to disk]
  • Biological Unit Coordinates (5ayy.pdb1.gz) 259 Kb
  • Biological Unit Coordinates (5ayy.pdb2.gz) 259 Kb
  • LPC: Ligand-Protein Contacts for 5AYY
  • CSU: Contacts of Structural Units for 5AYY
  • Structure Factors (1428 Kb)
  • Retrieve 5AYY in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5AYY from S2C, [Save to disk]
  • Re-refined 5ayy structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 5AYY 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 5AYY
  • 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 5ayy from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5ayy_H] [5ayy_A] [5ayy_I] [5ayy_C] [5ayy_E] [5ayy_G] [5ayy] [5ayy_B] [5ayy_D] [5ayy_F]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 5AYY
  • Community annotation for 5AYY at PDBWiki (http://pdbwiki.org)

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