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
method	Solution NMR
related structures	by homologous chain: 1LQC, 1OSL
Gene Ontology	Chain Function Process Component A, B
Primary reference	The 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] (595 Kb) [Save to disk] Biological Unit Coordinates (1cjg.pdb1.gz) 55 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

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server 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] 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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