8bc9

X-ray diffraction
2.3Å resolution

Human Brr2 Helicase Region in complex with C-tail deleted Jab1 and compound 24

Released:
Source organism: Homo sapiens
Primary publication:
Conformation-dependent ligand hot spots in the spliceosomal RNA helicase BRR2.
OpenAccess logo Acta Crystallogr D Struct Biol 79 304-317 (2023)
PMID: 36974964

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-522153 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
U5 small nuclear ribonucleoprotein 200 kDa helicase Chain: B
Molecule details ›
Chain: B
Length: 1747 amino acids
Theoretical weight: 199.67 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: O75643 (Residues: 394-2136; Coverage: 82%)
Gene names: ASCC3L1, BRR2, HELIC2, KIAA0788, SNRNP200
Sequence domains:
Pre-mRNA-processing-splicing factor 8 Chain: J
Molecule details ›
Chain: J
Length: 263 amino acids
Theoretical weight: 30.13 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: Q6P2Q9 (Residues: 2064-2320; Coverage: 11%)
Gene names: PRPC8, PRPF8
Sequence domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: BESSY BEAMLINE 14.1
Spacegroup: P212121
Unit cell:
a: 99.834Å b: 119.219Å c: 188.266Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.199 0.198 0.249
Expression system: Trichoplusia ni