3GKL Hydrolase date Mar 11, 2009
title Following Evolutionary Paths To High Affinity And Selectivit Protein Interactions Using Colicin7 And Immunity Proteins
authors O.Dym, D.S.Tawfik, Israel Structural Proteomics Center (Ispc)
compound source
Molecule: Colicin-E9 Immunity Protein
Chain: A, B
Fragment: Unp Residues 446-576
Ec: 3.1.-.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Cole7, Cea
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet20

Molecule: Colicin-E7
Chain: C, D
Synonym: Imme9, Microcin-E9 Immunity Protein
Engineered: Yes
Mutation: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Imm, Ceie9
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet20
symmetry Space Group: P 21 21 21
R_factor 0.240 R_Free 0.277
crystal
cell
length a length b length c angle alpha angle beta angle gamma
54.161 67.371 123.231 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
ligand ZN enzyme Hydrolase E.C.3.1 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B


D, C


Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (71 Kb) [Save to disk]
  • Biological Unit Coordinates (3gkl.pdb1.gz) 33 Kb
  • Biological Unit Coordinates (3gkl.pdb2.gz) 33 Kb
  • LPC: Ligand-Protein Contacts for 3GKL
  • CSU: Contacts of Structural Units for 3GKL
  • Structure Factors (347 Kb)
  • Retrieve 3GKL in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3GKL from S2C, [Save to disk]
  • Re-refined 3gkl structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3GKL 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 3GKL
  • 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 3GKL, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3gkl_A] [3gkl] [3gkl_D] [3gkl_B] [3gkl_C]
  • SWISS-PROT database: [Q47112] [P13479]
  • Domain organization of [CEA7_ECOLX] [IMM9_ECOLX] by SWISSPFAM
  • Domain found in 3GKL: [HNHc ] by SMART
  • Other resources with information on 3GKL
  • Community annotation for 3GKL 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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