X-ray diffraction
2.1Å resolution

Crystal structure of the PSIP1 PWWP domain

Source organism: Homo sapiens
Entry authors: Qin S, Tempel W, Xu C, Wu H, Dong A, Cerovina T, Bountra C, Arrowsmith CH, Edwards AM, Min J, Structural Genomics Consortium (SGC)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
PC4 and SFRS1-interacting protein Chain: A
Molecule details ›
Chain: A
Length: 153 amino acids
Theoretical weight: 17.52 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: O75475 (Residues: 1-135; Coverage: 26%)
Gene names: DFS70, LEDGF, PSIP1, PSIP2
Sequence domains: PWWP domain
Structure domains: SH3 type barrels.

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-D
Spacegroup: P43212
Unit cell:
a: 45.96Å b: 45.96Å c: 156.24Å
α: 90° β: 90° γ: 90°
R R work R free
0.201 0.2 0.232
Expression system: Escherichia coli BL21(DE3)