1CJG Transcription Dna date Apr 14, 1999
title Nmr Structure Of Lac Repressor Hp62-Dna Complex
authors C.A.E.M.Spronk, A.M.J.J.Bonvin, P.K.Radha, G.Melacini, R.Boelens R.Kaptein
compound source
Molecule: Dna (5'- D(Gpapaptptpgptpgpapgpcpgpcptpcpapcpapap 3');
Chain: C, D
Fragment: Symmetric Lac Operator
Synonym: Syml Operator
Engineered: Yes
Other_details: The Operator Is A Palindrome Of The Left Hal Wild-Type Operator And Lacks The Central Base-Pair;
Synthetic: Yes
Other_details: The Fragment Is A Variant Of The Wild-Type O Sequence Of The Lac Operon Of Escherichia Coli;

Molecule: Protein (Lac Repressor)
Chain: A, B
Fragment: Headpiece, Residues 1 - 62
Synonym: Lac Hp62
Engineered: Yes
Other_details: The Protein Contains The 62 N-Terminal Resid The Dna Binding Region) Of The Complete Lac Repressor Prote

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Lac I, The Part Encoding The 62 N-Terminal Aminoacids
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Dh9
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pgp1-2;Pet-Hp62
methodSolution NMR
related structures by homologous chain: 1LQC, 1OSL
A, B

Primary referenceThe solution structure of Lac repressor headpiece 62 complexed to a symmetrical lac operator., Spronk CA, Bonvin AM, Radha PK, Melacini G, Boelens R, Kaptein R, Structure Fold Des 1999 Dec 15;7(12):1483-92. PMID:10647179
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (615 Kb) [Save to disk]
  • Biological Unit Coordinates (1cjg.pdb1.gz) 57 Kb
  • CSU: Contacts of Structural Units for 1CJG
  • Original NMR restraints for 1CJG from PDB
  • Experimental data, such as chemical shifts, at BioMagResBank (BMRB)
  • NMR Restraints Grid from BioMagResBank (BMRB)
  • Retrieve 1CJG in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CJG from S2C, [Save to disk]
  • View 1CJG 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 1CJG
  • 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 1CJG, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1cjga_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1cjgb_, region B [Jmol] [rasmolscript] [script source]
  • Fold representative 1cjg 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: [1cjg_A] [1cjg_B] [1cjg_C] [1cjg_D] [1cjg]
  • SWISS-PROT database: [P03023]
  • Domain organization of [LACI_ECOLI] by SWISSPFAM
  • Domain found in 1CJG: [HTH_LACI ] by SMART
  • Other resources with information on 1CJG
  • Community annotation for 1CJG at PDBWiki (http://pdbwiki.org)
  • NMR Ensemble (OLDERADO: core, domain and representative structure database)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1CJG from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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