1EO3 Hydrolase Dna date Mar 21, 2000
title Inhibition Of Ecorv Endonuclease By Deoxyribo-3'-S- Phosphorothiolates: A High Resolution X-Ray Crystallographic Study
authors N.C.Horton, B.A.Connolly, J.J.Perona
compound source
Molecule: Dna (5'-D(Cpapapgpap(Tsp)Paptpcptpt)- 3');
Chain: C, D
Engineered: Yes
Synthetic: Yes

Molecule: Type II Restriction Enzyme Ecorv
Chain: A, B
Synonym: Endonuclease Ecorv, R.Ecorv
Engineered: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
symmetry Space Group: P 1
R_factor 0.196 R_Free 0.290
length a length b length c angle alpha angle beta angle gamma
48.000 48.500 63.800 97.00 108.90 106.30
method X-Ray Diffractionresolution 2.00 Å
ligand ACY, MG, TSP enzyme Hydrolase E.C. BRENDA
related structures by homologous chain: 1B95, 1BGB
A, B
  • nuclease activity
  • endonuclease activity

  • Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (97 Kb) [Save to disk]
  • Biological Unit Coordinates (1eo3.pdb1.gz) 92 Kb
  • LPC: Ligand-Protein Contacts for 1EO3
  • CSU: Contacts of Structural Units for 1EO3
  • Likely Quarternary Molecular Structure file(s) for 1EO3
  • Retrieve 1EO3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1EO3 from S2C, [Save to disk]
  • View 1EO3 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 1EO3
  • 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 1EO3, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1eo3a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1eo3b_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1eo3 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: [1eo3] [1eo3_B] [1eo3_D] [1eo3_A] [1eo3_C]
  • SWISS-PROT database: [P04390]
  • Domain organization of [T2E5_ECOLX] by SWISSPFAM
  • Other resources with information on 1EO3
  • Community annotation for 1EO3 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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