1B4W Hydrolase date Dec 30, 1998
title Basic Phospholipase A2 From Agkistrodon Halys Pallas-Implica Its Association And Anticoagulant Activities By X-Ray Cryst
authors K.H.Zhao, Z.J.Lin
compound source
Molecule: Protein (Phospholipase A2)
Chain: A, B, C, D
Synonym: Pla2
Ec: 3.1.1.4
 Organism_scientific: Gloydius Halys
Organism_common: Halys Viper
Organism_taxid: 8714
Secretion: Yes
Cellular_location: Extracellular
symmetry Space Group: C 1 2 1
R_factor 0.205 R_Free 0.286
crystal
cell
length a length b length c angle alpha angle beta angle gamma
100.453 54.294 108.388 90.00 111.76 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand BOG enzyme Hydrolase E.C.3.1.1.4 BRENDA
related structures by homologous chain: 1CLP, 1IJL, 1SV9
Gene
Ontology
ChainFunctionProcessComponent
A, D, C, B
  • toxin activity


    • Primary referenceStructure of basic phospholipase A2 from Agkistrodon halys Pallas: implications for its association, hemolytic and anticoagulant activities., Zhao K, Zhou Y, Lin Z, Toxicon. 2000 Jul;38(7):901-16. PMID:10728829
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (85 Kb) [Save to disk]
  • Biological Unit Coordinates (1b4w.pdb1.gz) 81 Kb
  • LPC: Ligand-Protein Contacts for 1B4W
  • CSU: Contacts of Structural Units for 1B4W
  • Likely Quarternary Molecular Structure file(s) for 1B4W
  • Structure Factors (149 Kb)
  • Retrieve 1B4W in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1B4W from S2C, [Save to disk]
  • Re-refined 1b4w structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1B4W 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 1B4W
  • 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 1B4W, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1b4wa_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1b4wb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1b4wc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1b4wd_, region D [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: [1b4w] [1b4w_D] [1b4w_A] [1b4w_B] [1b4w_C]
  • SWISS-PROT database: [O42187]
  • Domain organization of [PA24_AGKHP] by SWISSPFAM
  • Domain found in 1B4W: [PA2c ] by SMART
    • Other resources with information on 1B4W
  • Community annotation for 1B4W 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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