› 3ucg

X-ray diffraction
1.95Å resolution

Crystal structure of a RNA binding domain of polyadenylate-binding protein (PABPN1) from Homo sapiens at 1.95 A resolution

Released:
DOI: 10.2210/pdb3ucg/pdb
PDB entry 3ucg coloured by chain, front view.
PDB entry 3ucg coloured by chain, side view.
PDB entry 3ucg coloured by chain, top view.
Source organism: Homo sapiens
Entry authors: Joint Center for Structural Genomics (JCSG), Partnership for T-Cell Biology (TCELL)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-183174 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Polyadenylate-binding protein 2 Chain: A
Molecule details ›
Chain: A
Length: 89 amino acids
Theoretical weight: 9.89 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q86U42 (Residues: 167-254; Coverage: 29%)
Gene names: PAB2, PABP2, PABPN1
Sequence domains: RNA recognition motif
Structure domains: Alpha-Beta Plaits

Ligands and Environments

4 bound ligands:
Ligand SO4 1 x SO4
Ligand EDO 2 x EDO
Ligand PEG 1 x PEG
Ligand PGE 1 x PGE
1 modified residue:
Ligand MSE 1 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: I23
Unit cell:
a: 92.678Å b: 92.678Å c: 92.678Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.165 0.163 0.21
Expression system: Escherichia coli

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