1XWT Hydrolase date Nov 02, 2004
title Structure Of A Cold-Adapted Family 8 Xylanase
authors D.De Vos, T.Collins, A.Hoyoux, S.N.Savvides, C.Gerday, J.J.Van Be G.Feller
compound source
Molecule: Endo-1,4-Beta-Xylanase
Chain: A
Ec: 3.2.1.8
Engineered: Yes
Mutation: Yes
Organism_scientific: Pseudoalteromonas Haloplanktis
Organism_taxid: 228
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet22b
symmetry Space Group: P 21 21 21
R_factor 0.123 R_Free 0.143
crystal
cell
length a length b length c angle alpha angle beta angle gamma
51.605 91.620 98.016 90.00 90.00 90.00
method X-Ray Diffractionresolution 1.30 Å
ligand
enzyme Hydrolase E.C.3.2.1.8 BRENDA
note 1XWT is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceStudy of the active site residues of a glycoside hydrolase family 8 xylanase., Collins T, De Vos D, Hoyoux A, Savvides SN, Gerday C, Van Beeumen J, Feller G, J Mol Biol 2005 Nov 25;354(2):425-35. Epub 2005 Oct 10. PMID:16246370
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (157 Kb) [Save to disk]
  • Biological Unit Coordinates (1xwt.pdb1.gz) 149 Kb
  • CSU: Contacts of Structural Units for 1XWT
  • Likely Quarternary Molecular Structure file(s) for 1XWT
  • Structure Factors (797 Kb)
  • Retrieve 1XWT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1XWT from S2C, [Save to disk]
  • Re-refined 1xwt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1XWT 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 1XWT
  • 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 1XWT, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1xwt] [1xwt_A]
  • SWISS-PROT database: [Q8RJN8]
  • Domain organization of [Q8RJN8_PSEHA] by SWISSPFAM
  • Other resources with information on 1XWT
  • Community annotation for 1XWT 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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