1AZ3 Endonuclease date Nov 24, 1997
title Ecorv Endonuclease, Unliganded, Form B
authors J.Perona, A.Martin
compound source
Molecule: Ecorv Endonuclease
Chain: A, B
Ec: 3.1.21.4
Organism_scientific: Escherichia Coli
Organism_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.223 R_Free 0.315
crystal
cell
length a length b length c angle alpha angle beta angle gamma
73.700 122.800 59.900 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.40 Å
ligand
enzyme Hydrolase E.C.3.1.21.4 BRENDA
related structures by homologous chain: 1AZ4, 1B96
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • nuclease activity
  • endonuclease activity


  • Primary referenceConformational transitions and structural deformability of EcoRV endonuclease revealed by crystallographic analysis., Perona JJ, Martin AM, J Mol Biol 1997 Oct 17;273(1):207-25. PMID:9367757
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk]
  • Biological Unit Coordinates (1az3.pdb1.gz) 65 Kb
  • CSU: Contacts of Structural Units for 1AZ3
  • Likely Quarternary Molecular Structure file(s) for 1AZ3
  • Retrieve 1AZ3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1AZ3 from S2C, [Save to disk]
  • View 1AZ3 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 1AZ3
  • 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 1AZ3, from MSDmotif at EBI
  • Genome occurence of 1AZ3's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1az3a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1az3b_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1az3 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: [1az3] [1az3_B] [1az3_A]
  • SWISS-PROT database: [P04390]
  • Domain organization of [T2E5_ECOLX] by SWISSPFAM
  • Other resources with information on 1AZ3
  • Community annotation for 1AZ3 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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