1nrj

X-ray diffraction
1.7Å resolution

Signal Recognition Particle Receptor Beta-Subunit in Complex with the SRX Domain from the Alpha-Subunit

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-152506 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Signal recognition particle receptor subunit alpha homolog Chain: A
Molecule details ›
Chain: A
Length: 158 amino acids
Theoretical weight: 18.41 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P32916 (Residues: 1-158; Coverage: 25%)
Gene names: D9819.3, SRP101, YDR292C
Sequence domains: SRX, signal recognition particle receptor alpha subunit
Structure domains: Beta-Lactamase
Signal recognition particle receptor subunit beta Chain: B
Molecule details ›
Chain: B
Length: 218 amino acids
Theoretical weight: 24.35 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P36057 (Residues: 30-244; Coverage: 88%)
Gene names: SRP102, YKL154W, YKL609
Sequence domains: Signal recognition particle receptor beta subunit
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9A
Spacegroup: P21212
Unit cell:
a: 78.2Å b: 123.7Å c: 48.8Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.194 0.229
Expression system: Escherichia coli BL21(DE3)