X-ray diffraction
2.21Å resolution

Crystal structure of an AT-rich interactive domain-containing protein 3A (ARID3A) from Homo sapiens at 2.21 A resolution

Source organism: Homo sapiens
Entry authors: Joint Center for Structural Genomics (JCSG), Partnership for Stem Cell Biology (STEMCELL)

Function and Biology Details

Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
AT-rich interactive domain-containing protein 3A Chains: A, B
Molecule details ›
Chains: A, B
Length: 137 amino acids
Theoretical weight: 16.26 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q99856 (Residues: 216-351; Coverage: 23%)
Gene names: ARID3A, DRIL1, DRIL3, DRX, E2FBP1
Sequence domains: ARID/BRIGHT DNA binding domain
Structure domains: ARID DNA-binding domain

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P1
Unit cell:
a: 34.924Å b: 43.092Å c: 44.894Å
α: 108.12° β: 82.22° γ: 98.17°
R R work R free
0.183 0.182 0.202
Expression system: Escherichia coli