2QWB Hydrolase date Apr 07, 1998
title The X-Ray Structure Of A Complex Of Sialic Acid And A Drug R Variant R292k Of Tern N9 Influenza Virus Neuraminidase
authors J.N.Varghese
compound source
Molecule: Neuraminidase
Chain: A
Fragment: Residues 82 - 468
Synonym: Sialidase
Mutation: Yes
Other_details: Integral Membrane Protein, Membrane Bound St Cleaved By Pronase, Releasing Fully Active Head With Residu 468
Organism_scientific: Influenza A Virus
Organism_taxid: 11320
Strain: Aternaustraliag70c75
Variant: Neuraminidase R292k Mutation (N2-Tokyo367 Number
symmetry Space Group: I 4 3 2
R_factor 0.166 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
180.700 180.700 180.700 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand BMA, CA, MAN, NAG, SIA enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 2QWD, 2QWJ

Primary referenceDrug design against a shifting target: a structural basis for resistance to inhibitors in a variant of influenza virus neuraminidase., Varghese JN, Smith PW, Sollis SL, Blick TJ, Sahasrabudhe A, McKimm-Breschkin JL, Colman PM, Structure 1998 Jun 15;6(6):735-46. PMID:9655825
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (82 Kb) [Save to disk]
  • Biological Unit Coordinates (2qwb.pdb1.gz) 288 Kb
  • LPC: Ligand-Protein Contacts for 2QWB
  • CSU: Contacts of Structural Units for 2QWB
  • Likely Quarternary Molecular Structure file(s) for 2QWB
  • Retrieve 2QWB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2QWB from S2C, [Save to disk]
  • View 2QWB 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 2QWB
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2QWB, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d2qwb__, region [Jmol] [rasmolscript] [script source]
  • Fold representative 2qwb from FSSP and Dali (Families of Structurally Similar Proteins)
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2qwb_A] [2qwb]
  • SWISS-PROT database: [P03472]
  • Domain organization of [NRAM_I75A5] by SWISSPFAM
  • Other resources with information on 2QWB
  • Community annotation for 2QWB 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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