3GJN Hydrolase date Mar 09, 2009
title Following Evolutionary Paths To High Affinity And Selectivit Protein Interactions Using Colicin7 And Immunity Proteins
authors O.Dym, D.S.Tawfik
compound source
Molecule: Colicin-E9 Immunity Protein
Chain: A, 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

Molecule: Colicin-E7
Chain: B, C
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
symmetry Space Group: P 1 21 1
R_factor 0.242 R_Free 0.276
crystal
cell
length a length b length c angle alpha angle beta angle gamma
59.650 53.713 79.334 90.00 105.59 90.00
method X-Ray Diffractionresolution 2.48 Å
ligand ZN enzyme Hydrolase E.C.3.1 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, D


C, B


Primary referenceFollowing evolutionary paths to protein-protein interactions with high affinity and selectivity., Levin KB, Dym O, Albeck S, Magdassi S, Keeble AH, Kleanthous C, Tawfik DS, Nat Struct Mol Biol. 2009 Oct;16(10):1049-55. Epub 2009 Sep 13. PMID:19749752
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk]
  • Biological Unit Coordinates (3gjn.pdb1.gz) 14 Kb
  • Biological Unit Coordinates (3gjn.pdb2.gz) 34 Kb
  • Biological Unit Coordinates (3gjn.pdb3.gz) 21 Kb
  • Biological Unit Coordinates (3gjn.pdb4.gz) 14 Kb
  • LPC: Ligand-Protein Contacts for 3GJN
  • CSU: Contacts of Structural Units for 3GJN
  • Structure Factors (253 Kb)
  • Retrieve 3GJN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3GJN from S2C, [Save to disk]
  • Re-refined 3gjn structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3GJN 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 3GJN
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 3GJN, from MSDmotif at EBI
  • Fold representative 3gjn from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3gjn_D] [3gjn_A] [3gjn_C] [3gjn] [3gjn_B]
  • SWISS-PROT database: [Q47112] [P13479]
  • Domain organization of [CEA7_ECOLX] [IMM9_ECOLX] by SWISSPFAM
  • Domain found in 3GJN: [HNHc ] by SMART
  • Other resources with information on 3GJN
  • Community annotation for 3GJN 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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