6y37

X-ray diffraction
2.2Å resolution

CCAAT-binding complex from Aspergillus nidulans with cccA DNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-241156 (preferred)
Entry contents:
3 distinct polypeptide molecules
2 distinct DNA molecules
Macromolecules (5 distinct):
Transcriptional activator HAP2 Chain: A
Molecule details ›
Chain: A
Length: 64 amino acids
Theoretical weight: 7.67 KDa
Source organism: Aspergillus nidulans FGSC A4
Expression system: Escherichia coli
UniProt:
  • Canonical: G5EAZ0 (Residues: 231-293; Coverage: 17%)
Gene name: ANIA_07545
Sequence domains: CCAAT-binding transcription factor (CBF-B/NF-YA) subunit B
Transcription factor CBF/NF-Y/archaeal histone domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 92 amino acids
Theoretical weight: 10.64 KDa
Source organism: Aspergillus nidulans FGSC A4
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5B5Z6 (Residues: 41-132; Coverage: 42%)
Gene name: ANIA_04034
Sequence domains: Histone-like transcription factor (CBF/NF-Y) and archaeal histone
CBFD_NFYB_HMF domain-containing protein Chain: C
Molecule details ›
Chain: C
Length: 119 amino acids
Theoretical weight: 13.67 KDa
Source organism: Aspergillus nidulans FGSC A4
Expression system: Escherichia coli
DNA (25-MER) Chain: D
Molecule details ›
Chain: D
Length: 25 nucleotides
Theoretical weight: 7.62 KDa
DNA (25-MER) Chain: E
Molecule details ›
Chain: E
Length: 25 nucleotides
Theoretical weight: 7.74 KDa

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P212121
Unit cell:
a: 65.68Å b: 72.01Å c: 148.45Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.196 0.218
Expression system: Escherichia coli