5zko

X-ray diffraction
3.05Å resolution

Crystal structure of the CRTC2-CREB-CRE complex

Released:
Source organisms:
Primary publication:
Structural Insights into the CRTC2-CREB Complex Assembly on CRE.
J Mol Biol 430 1926-1939 (2018)
PMID: 29733854

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-119517 (preferred)
Entry contents:
2 distinct polypeptide molecules
1 distinct DNA molecule
Macromolecules (3 distinct):
Cyclic AMP-responsive element-binding protein 1 Chains: A, C
Molecule details ›
Chains: A, C
Length: 59 amino acids
Theoretical weight: 7.17 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P16220 (Residues: 269-327; Coverage: 18%)
Gene name: CREB1
Sequence domains: bZIP transcription factor
Structure domains: Single alpha-helices involved in coiled-coils or other helix-helix interfaces
CREB-regulated transcription coactivator 2 Chains: G, H
Molecule details ›
Chains: G, H
Length: 80 amino acids
Theoretical weight: 8.48 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q3U182 (Residues: 1-80; Coverage: 12%)
Gene names: Crtc2, Torc2
Sequence domains: Transducer of regulated CREB activity, N terminus
DNA (5'-D(*CP*TP*TP*GP*GP*CP*TP*GP*AP*CP*GP*TP*CP*AP*GP*CP*CP*AP*AP*G)-3') Chains: B, D
Molecule details ›
Chains: B, D
Length: 20 nucleotides
Theoretical weight: 6.13 KDa

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U1
Spacegroup: P21
Unit cell:
a: 50.3Å b: 41.32Å c: 122.58Å
α: 90° β: 90.61° γ: 90°
R-values:
R R work R free
0.244 0.242 0.285
Expression system: Escherichia coli BL21(DE3)