3JU4 Hydrolase date Sep 14, 2009
title Crystal Structure Analysis Of Endosialidasenf At 0.98 A Reso
authors E.C.Schulz, P.Neuman, R.Gerardy-Schahn, G.M.Sheldrick, R.Ficner
compound source
Molecule: Endo-N-Acetylneuraminidase
Chain: A
Fragment: Unp Residues 246-910
Synonym: Endonf, Endo-N, Endosialidase, G102
Engineered: Yes
Organism_scientific: Enterobacteria Phage K1f
Organism_common: Bacteriophage K1f
Organism_taxid: 344021
Strain: K1
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: K12
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet22b+
symmetry Space Group: H 3
length a length b length c angle alpha angle beta angle gamma
119.040 119.040 175.690 90.00 90.00 120.00
method X-Ray Diffractionresolution 0.98 Å
ligand CL, NA, SLB enzyme Hydrolase E.C. BRENDA
note 3JU4 is a representative structure
Primary referenceStructure analysis of endosialidase NF at 0.98 A resolution., Schulz EC, Neumann P, Gerardy-Schahn R, Sheldrick GM, Ficner R, Acta Crystallogr D Biol Crystallogr. 2010 Feb;66(Pt 2):176-80. Epub 2010 Jan 22. PMID:20124697
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (291 Kb) [Save to disk]
  • Biological Unit Coordinates (3ju4.pdb1.gz) 849 Kb
  • LPC: Ligand-Protein Contacts for 3JU4
  • CSU: Contacts of Structural Units for 3JU4
  • Structure Factors (5641 Kb)
  • Retrieve 3JU4 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3JU4 from S2C, [Save to disk]
  • Re-refined 3ju4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3JU4 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 3JU4
  • 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 3JU4, from MSDmotif at EBI
  • Fold representative 3ju4 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3ju4_A] [3ju4]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 3JU4
  • Community annotation for 3JU4 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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