2XZI Hydrolase date Nov 26, 2010
title The Aspergillus Fumigatus Sialidase Is A Kdnase: Structural Mechanistic Insights
authors J.C.Telford, J.H.F.Yeung, M.J.Kiefel, A.G.Watts, S.Hader, J.Chan, A.J.Bennet, M.M.Moore, G.L.Taylor
compound source
Molecule: Extracellular Sialidaseneuraminidase, Putative
Chain: A, B
Fragment: Residues 21-406
Synonym: Kdnase
Ec: 3.2.1.18
Engineered: Yes
Organism_scientific: Aspergillus Fumigatus
Organism_taxid: 330879
Strain: Af293
Expression_system: Escherichia Coli
Expression_system_taxid: 511693
Expression_system_strain: Bl21
symmetry Space Group: P 1 21 1
R_factor 0.179 R_Free 0.205
crystal
cell
length a length b length c angle alpha angle beta angle gamma
75.810 57.990 94.830 90.00 100.14 90.00
method X-Ray Diffractionresolution 1.45 Å
ligand GOL, KDM, NA, NO2 enzyme Hydrolase E.C.3.2.1.18 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceThe Aspergillus fumigatus sialidase is a KDNase: structural and mechanistic insights., Telford JC, Yeung JH, Xu G, Kiefel MJ, Watts AG, Hader S, Chan J, Bennet AJ, Moore MM, Taylor GL, J Biol Chem. 2011 Jan 19. PMID:21247893
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (148 Kb) [Save to disk]
  • Biological Unit Coordinates (2xzi.pdb1.gz) 72 Kb
  • Biological Unit Coordinates (2xzi.pdb2.gz) 73 Kb
  • LPC: Ligand-Protein Contacts for 2XZI
  • CSU: Contacts of Structural Units for 2XZI
  • Structure Factors (1052 Kb)
  • Retrieve 2XZI in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XZI from S2C, [Save to disk]
  • Re-refined 2xzi structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2XZI 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 2XZI
  • 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
  • 3D motif for 2XZI, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xzi] [2xzi_B] [2xzi_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 2XZI
  • Community annotation for 2XZI at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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