1UEX Toxin Blood Clotting date May 22, 2003
title Crystal Structure Of Von Willebrand Factor A1 Domain Complexed With Snake Venom Bitiscetin
authors N.Maita, K.Nishio, E.Nishimoto, T.Matsui, Y.Shikamoto, T.Morita, J.E.Sadler, H.Mizuno
compound source
Molecule: Bitiscetin Alpha Chain
Chain: A
Synonym: Alpha-Subunit
Organism_scientific: Bitis Arietans
Organism_common: Puff Adder
Organism_taxid: 8692
Secretion: Venom

Molecule: Bitiscetin Beta Chain
Chain: B
Synonym: Beta-Subunit

Organism_scientific: Bitis Arietans
Organism_common: Puff Adder
Organism_taxid: 8692
Secretion: Venom

Molecule: Von Willebrand Factor
Chain: C
Fragment: A1 Domain
Synonym: Vwf
Engineered: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet11b
symmetry Space Group: P 43
R_factor 0.194 R_Free 0.276
length a length b length c angle alpha angle beta angle gamma
89.282 89.282 53.394 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.85 Å
related structures by homologous chain: 1JWI, 1U0N, 1U0O, 1XMI
A, B
  • toxin activity

  • Primary referenceCrystal structure of von Willebrand factor A1 domain complexed with snake venom, bitiscetin: insight into glycoprotein Ibalpha binding mechanism induced by snake venom proteins., Maita N, Nishio K, Nishimoto E, Matsui T, Shikamoto Y, Morita T, Sadler JE, Mizuno H, J Biol Chem 2003 Sep 26;278(39):37777-81. Epub 2003 Jul 8. PMID:12851390
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (80 Kb) [Save to disk]
  • Biological Unit Coordinates (1uex.pdb1.gz) 76 Kb
  • CSU: Contacts of Structural Units for 1UEX
  • Likely Quarternary Molecular Structure file(s) for 1UEX
  • Structure Factors (101 Kb)
  • Retrieve 1UEX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1UEX from S2C, [Save to disk]
  • Re-refined 1uex structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1UEX 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 1UEX
  • 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 1UEX, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1uexa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1uexb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1uexc_, region C [Jmol] [rasmolscript] [script source]
  • 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: [1uex_B] [1uex_C] [1uex_A] [1uex]
  • SWISS-PROT database: [Q7LZK5] [Q7LZK8] [P04275]
  • Domain organization of [BITA_BITAR] [BITB_BITAR] [VWF_HUMAN] by SWISSPFAM
  • Domains found in 1UEX: [CLECT] [VWA ] by SMART
  • Other resources with information on 1UEX
  • Community annotation for 1UEX 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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