2NQJ Hydrolase date Oct 31, 2006
title Crystal Structure Of Escherichia Coli Endonuclease Iv (Endo Mutant Bound To Damaged Dna
authors E.D.Garcin-Hosfield, D.J.Hosfield, J.A.Tainer
compound source
Molecule: 5'-D(Gpcpgptpcpcp(3dr)Pcpgpapcpgpap
Chain: C
Engineered: Yes
Synthetic: Yes

Molecule: 5'-D(Cpgptpcpgptpcpgpgpgpgpapcpgpc
Chain: D
Engineered: Yes

Synthetic: Yes

Molecule: Endonuclease 4
Chain: A, B
Synonym: Endonuclease Iv, Endodeoxyribonuclease Iv
Ec: 3.1.21.2
Engineered: Yes
Mutation: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Strain: Nfo- Strain Bw565de3
Gene: Nfo
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet24
symmetry Space Group: P 21 21 21
R_factor 0.198 R_Free 0.254
crystal
cell
length a length b length c angle alpha angle beta angle gamma
55.600 86.200 148.300 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.45 Å
ligand 3DR, ZN enzyme Hydrolase E.C.3.1.21.2 BRENDA
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • nuclease activity
  • endonuclease activity


  • Primary referenceDNA apurinic-apyrimidinic site binding and excision by endonuclease IV., Garcin ED, Hosfield DJ, Desai SA, Haas BJ, Bjoras M, Cunningham RP, Tainer JA, Nat Struct Mol Biol. 2008 Apr 13;. PMID:18408731
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (109 Kb) [Save to disk]
  • Biological Unit Coordinates (2nqj.pdb1.gz) 60 Kb
  • Biological Unit Coordinates (2nqj.pdb2.gz) 47 Kb
  • LPC: Ligand-Protein Contacts for 2NQJ
  • CSU: Contacts of Structural Units for 2NQJ
  • Likely Quarternary Molecular Structure file(s) for 2NQJ
  • Structure Factors (216 Kb)
  • Retrieve 2NQJ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2NQJ from S2C, [Save to disk]
  • Re-refined 2nqj structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2NQJ 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 2NQJ
  • 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 2NQJ, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2nqj_A] [2nqj_D] [2nqj_B] [2nqj_C] [2nqj]
  • SWISS-PROT database: [P0A6C1]
  • Domain organization of [END4_ECOLI] by SWISSPFAM
  • Domain found in 2NQJ: [AP2Ec ] by SMART
  • Other resources with information on 2NQJ
  • Community annotation for 2NQJ 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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