› 3dlv

X-ray diffraction
1.87Å resolution

Structures of SRP54 and SRP19, the two proteins assembling the ribonucleic core of the Signal Recognition Particle from the archaeon Pyrococcus furiosus.

Released:
DOI: 10.2210/pdb3dlv/pdb
PDB entry 3dlv coloured by chain, front view.
PDB entry 3dlv coloured by chain, side view.
PDB entry 3dlv coloured by chain, top view.
Source organism: Pyrococcus furiosus
Primary publication:
Structures of SRP54 and SRP19, the two proteins that organize the ribonucleic core of the signal recognition particle from Pyrococcus furiosus.
Egea PF, Napetschnig J, Walter P, Stroud RM
PLoS One 3 e3528 (2008)
PMID: 18953414

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-186347 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Signal recognition particle 19 kDa protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 106 amino acids
Theoretical weight: 12.29 KDa
Source organism: Pyrococcus furiosus
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8TZT9 (Residues: 1-100; Coverage: 100%)
Gene names: PF1894, srp19
Sequence domains: SRP19 protein
Structure domains: Signal recognition particle, SRP19-like subunit

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: C2221
Unit cell:
a: 35.316Å b: 116.052Å c: 84.46Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.205 0.199 0.258
Expression system: Escherichia coli

Quick links

Citations

4 review citations

Signal recognition particle: an essential protein-targeting machine.
Akopian et al. (2013)
3 more

3 mentions without citation

Archaea signal recognition particle shows the way.
Zwieb et al. (2010)
2 more