X-ray diffraction
2.38Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Transcription initiation factor IIA alpha chain; Transcription initiation factor IIA subunit 2 Chain: A
Molecule details ›
Chain: A
Length: 209 amino acids
Theoretical weight: 24.13 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: P52655 (Residues: 2-58, 60-83; Coverage: 22%)
  • Canonical: P52657 (Residues: 2-103; Coverage: 94%)
Gene names: GTF2A1, GTF2A2, TF2A1, TF2A2
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: P65
Unit cell:
a: 123.312Å b: 123.312Å c: 34.802Å
α: 90° β: 90° γ: 120°
R R work R free
0.186 0.184 0.242
Expression system: Escherichia coli