1QUM Hydrolase Dna date Jul 01, 1999
title Crystal Structure Of Escherichia Coli Endonuclease Iv In Com Damaged Dna
authors D.J.Hosfield, Y.Guan, B.J.Haas, R.P.Cunningham, J.A.Tainer
compound source
Molecule: 5'-D(Cpgptpcpc)-3'
Chain: B
Engineered: Yes
Synthetic: Yes

Molecule: 5'-D((3dr)Pcpgpapcpgpa)-3'
Chain: C
Engineered: Yes

Synthetic: Yes

Molecule: 5'-D(Tpcpgptpcpgpgpgpgpapcpg)-3'
Chain: D
Engineered: Yes

Synthetic: Yes

Molecule: Endonuclease Iv
Chain: A
Ec: 3.1.21.2
Engineered: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
133.120 58.727 51.146 90.00 94.97 90.00
method X-Ray Diffractionresolution 1.55 Å
ligand 3DR, ZN enzyme Hydrolase E.C.3.1.21.2 BRENDA
related structures by homologous chain: 1QTW
Gene
Ontology
ChainFunctionProcessComponent
A
  • nuclease activity
  • endonuclease activity


  • Primary referenceStructure of the DNA repair enzyme endonuclease IV and its DNA complex: double-nucleotide flipping at abasic sites and three-metal-ion catalysis., Hosfield DJ, Guan Y, Haas BJ, Cunningham RP, Tainer JA, Cell 1999 Aug 6;98(3):397-408. PMID:10458614
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (68 Kb) [Save to disk]
  • Biological Unit Coordinates (1qum.pdb1.gz) 64 Kb
  • LPC: Ligand-Protein Contacts for 1QUM
  • CSU: Contacts of Structural Units for 1QUM
  • Likely Quarternary Molecular Structure file(s) for 1QUM
  • Retrieve 1QUM in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QUM from S2C, [Save to disk]
  • View 1QUM 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 1QUM
  • 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 1QUM, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1quma_, region A [Jmol] [rasmolscript] [script source]
  • Fold representative 1qum 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: [1qum_A] [1qum_C] [1qum_D] [1qum_B] [1qum]
  • SWISS-PROT database: [P0A6C1]
  • Domain organization of [END4_ECOLI] by SWISSPFAM
  • Domain found in 1QUM: [AP2Ec ] by SMART
  • Other resources with information on 1QUM
  • Community annotation for 1QUM at PDBWiki (http://pdbwiki.org)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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