5ZK1 Transcription Dna date Mar 22, 2018
title Crystal Structure Of The Crtc2(Semet)-Creb-Cre Complex
authors S.Xiang, L.Zhai, J.Valencia-Swain
compound source
Molecule: Dna (5'- D(Cptptpgpgpcptpgpapcpgptpcpapgpcpcpapap
Chain: B
Engineered: Yes
Synthetic: Yes
Organism_scientific: Synthetic Construct
Organism_taxid: 32630

Molecule: Cyclic Amp-Responsive Element-Binding Protein 1
Chain: A
Fragment: Bzip Domain
Synonym: Creb, Camp-Responsive Element-Binding Protein 1
Engineered: Yes
Mutation: Yes

Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Creb1
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_variant: Rosetta

Molecule: Creb-Regulated Transcription Coactivator 2
Chain: C
Fragment: Binding Domain
Synonym: Transducer Of Regulated Camp Response Element-Bind Protein 2,Transducer Of Creb Protein 2;
Engineered: Yes

Organism_scientific: Mus Musculus
Organism_common: Mouse
Organism_taxid: 10090
Gene: Crtc2, Torc2
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_variant: Rosetta
symmetry Space Group: C 2 2 21
R_factor 0.228 R_Free 0.269
length a length b length c angle alpha angle beta angle gamma
50.271 242.878 40.548 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.05 Å
ligand MSE, ZN enzyme


Primary referenceStructural Insights into the CRTC2-CREB Complex Assembly on CRE., Song Y, Zhai L, Valencia Swain J, Chen Y, Wang P, Chen L, Liu Y, Xiang S, J Mol Biol. 2018 Jun 22;430(13):1926-1939. doi: 10.1016/j.jmb.2018.04.038. Epub, 2018 May 4. PMID:29733854
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk]
  • Biological Unit Coordinates (5zk1.pdb1.gz) 102 Kb
  • LPC: Ligand-Protein Contacts for 5ZK1
  • CSU: Contacts of Structural Units for 5ZK1
  • Structure Factors (199 Kb)
  • Retrieve 5ZK1 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 5ZK1 from S2C, [Save to disk]
  • View 5ZK1 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 5ZK1
  • 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
  • Fold representative 5zk1 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [5zk1_C] [5zk1_A] [5zk1_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 5ZK1
  • Community annotation for 5ZK1 at PDBWiki (http://pdbwiki.org)

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