5n9g

X-ray diffraction
2.7Å resolution

TFIIIB -TBP/Brf2/DNA and SANT domain of Bdp1-

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero pentamer (preferred)
PDBe Complex ID:
PDB-CPX-107847 (preferred)
Entry contents:
3 distinct polypeptide molecules
2 distinct DNA/RNA hybrid molecules
Macromolecules (5 distinct):
Transcription factor IIIB 50 kDa subunit Chains: A, F
Molecule details ›
Chains: A, F
Length: 377 amino acids
Theoretical weight: 42.2 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9HAW0 (Residues: 62-419; Coverage: 85%)
Gene names: BRF2, BRFU, PRO1470
Structure domains: Cyclin-like
TATA-box-binding protein Chains: B, G
Molecule details ›
Chains: B, G
Length: 200 amino acids
Theoretical weight: 22.59 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P20226 (Residues: 159-339; Coverage: 53%)
Gene names: GTF2D1, TBP, TF2D, TFIID
Sequence domains: Transcription factor TFIID (or TATA-binding protein, TBP)
Structure domains: TATA-Binding Protein
Transcription factor TFIIIB component B" homolog Chains: C, H
Molecule details ›
Chains: C, H
Length: 175 amino acids
Theoretical weight: 20.41 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: A6H8Y1 (Residues: 241-396; Coverage: 6%)
Gene names: BDP1, KIAA1241, KIAA1689, TFNR
Sequence domains: Myb DNA-binding like
DNA/RNA (27-MER) Chains: D, I
Molecule details ›
Chains: D, I
Length: 27 nucleotides
Theoretical weight: 8.36 KDa
DNA/RNA (25-MER) Chains: E, J
Molecule details ›
Chains: E, J
Length: 25 nucleotides
Theoretical weight: 8.03 KDa

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P21
Unit cell:
a: 81.19Å b: 124.08Å c: 88.61Å
α: 90° β: 99.51° γ: 90°
R-values:
R R work R free
0.196 0.194 0.234
Expression system: Escherichia coli