3KCC Transcription date Oct 21, 2009
title Crystal Structure Of D138l Mutant Of Catabolite Gene Activat
authors W.B.Tao, Z.Q.Gao, J.H.Zhou, Y.H.Dong, S.N.Yu
compound source
Molecule: Catabolite Gene Activator
Chain: A, B
Synonym: Camp Receptor Protein, Camp Regulatory Protein
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 83333
Strain: K-12
Gene: Crp
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet30a
symmetry Space Group: P 1 21 1
R_factor 0.204 R_Free 0.241
crystal
cell
length a length b length c angle alpha angle beta angle gamma
45.536 102.222 53.912 90.00 110.93 90.00
method X-Ray Diffractionresolution 1.66 Å
ligand CMP BindingDB enzyme
note 3KCC is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceThe 1.6A resolution structure of activated D138L mutant of catabolite gene activator protein with two cAMP bound in each monomer., Tao W, Gao Z, Gao Z, Zhou J, Huang Z, Dong Y, Yu S, Int J Biol Macromol. 2011 Apr 1;48(3):459-65. Epub 2011 Jan 19. PMID:21255606
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (76 Kb) [Save to disk]
  • Biological Unit Coordinates (3kcc.pdb1.gz) 70 Kb
  • LPC: Ligand-Protein Contacts for 3KCC
  • CSU: Contacts of Structural Units for 3KCC
  • Structure Factors (409 Kb)
  • Retrieve 3KCC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 3KCC from S2C, [Save to disk]
  • Re-refined 3kcc structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 3KCC 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 3KCC
  • 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 3KCC, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [3kcc_A] [3kcc_B] [3kcc]
  • SWISS-PROT database: [P0ACJ8]
  • Domain organization of [CRP_ECOLI] by SWISSPFAM
  • Domains found in 3KCC: [HTH_CRP] [RNAse_Pc] [cNMP ] by SMART
  • Other resources with information on 3KCC
  • Community annotation for 3KCC 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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