1LQG Hydrolase Hydrolase Inhibitor date May 10, 2002
title Escherichia Coli Uracil-Dna Glycosylase Complex With Uracil- Glycosylase Inhibitor Protein
authors K.Saikrishnan, M.B.Sagar, R.Ravishankar, S.Roy, K.Purnapatre, P.H U.Varshney, M.Vijayan
compound source
Molecule: Uracil-Dna Glycosylase
Chain: A, B
Synonym: Udg; Uracil-Dna-Glycosylase
Ec: 3.2.2.-
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Uracil-Dna Glycosylase Inhibitor
Chain: C, D
Engineered: Yes

Organism_scientific: Bacillus Phage Pbs2
Organism_taxid: 10684
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: P 21 21 21
R_factor 0.183 R_Free 0.277
crystal
cell
length a length b length c angle alpha angle beta angle gamma
51.164 89.902 141.776 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.90 Å
ligand
enzyme Hydrolase E.C.3.2.2 BRENDA
related structures by homologous chain: 1UDI, 2UUG
Gene
Ontology
ChainFunctionProcessComponent
A, B


D, C


Primary referenceDomain closure and action of uracil DNA glycosylase (UDG): structures of new crystal forms containing the Escherichia coli enzyme and a comparative study of the known structures involving UDG., Saikrishnan K, Bidya Sagar M, Ravishankar R, Roy S, Purnapatre K, Handa P, Varshney U, Vijayan M, Acta Crystallogr D Biol Crystallogr 2002 Aug;58(Pt 8):1269-76. PMID:12136137
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (101 Kb) [Save to disk]
  • Biological Unit Coordinates (1lqg.pdb1.gz) 50 Kb
  • Biological Unit Coordinates (1lqg.pdb2.gz) 48 Kb
  • Biological Unit Coordinates (1lqg.pdb3.gz) 96 Kb
  • CSU: Contacts of Structural Units for 1LQG
  • Likely Quarternary Molecular Structure file(s) for 1LQG
  • Structure Factors (178 Kb)
  • Retrieve 1LQG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1LQG from S2C, [Save to disk]
  • Re-refined 1lqg structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1LQG 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 1LQG
  • 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 1LQG, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1lqga_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1lqgb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1lqgc_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1lqgd_, region D [Jmol] [rasmolscript] [script source]
  • 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: [1lqg] [1lqg_C] [1lqg_D] [1lqg_B] [1lqg_A]
  • SWISS-PROT database: [P14739] [P12295]
  • Domain organization of [UNGI_BPPB2] [UNG_ECOLI] by SWISSPFAM
  • Domains found in 1LQG: [UDG] [UreE_C ] by SMART
  • Other resources with information on 1LQG
  • Community annotation for 1LQG 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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