1NSB Hydrolase(O-Glycosyl) date Aug 08, 1991
title The 2.2 Angstroms Resolution Crystal Structure Of Influenza Neuraminidase And Its Complex With Sialic Acid
authors W.P.Burmeister, R.W.H.Ruigrok, S.Cusack
compound source
Molecule: Neuraminidase
Chain: A, B
Engineered: Yes
Organism_scientific: Influenza B Virus (Strain Bbeijing1
Organism_taxid: 11525
Strain: Bbeijing187
symmetry Space Group: P 31 2 1
R_factor 0.148 R_Free NULL
length a length b length c angle alpha angle beta angle gamma
88.900 88.900 222.800 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.20 Å
ligand CA, NAG enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1A4G, 1A4Q
A, B

Primary referenceThe 2.2 A resolution crystal structure of influenza B neuraminidase and its complex with sialic acid., Burmeister WP, Ruigrok RW, Cusack S, EMBO J 1992 Jan;11(1):49-56. PMID:1740114
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (178 Kb) [Save to disk]
  • Biological Unit Coordinates (1nsb.pdb1.gz) 340 Kb
  • LPC: Ligand-Protein Contacts for 1NSB
  • CSU: Contacts of Structural Units for 1NSB
  • Likely Quarternary Molecular Structure file(s) for 1NSB
  • Retrieve 1NSB in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NSB from S2C, [Save to disk]
  • View 1NSB 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 1NSB
  • 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 1NSB, from MSDmotif at EBI
  • Genome occurence of 1NSB's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nsba_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1nsbb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1nsb 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: [1nsb_A] [1nsb_B] [1nsb]
  • SWISS-PROT database: [P27907]
  • Domain organization of [NRAM_INBBE] by SWISSPFAM
  • Other resources with information on 1NSB
  • Community annotation for 1NSB 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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