3lqx

X-ray diffraction
1.93Å resolution

SRP ribonucleoprotein core complexed with cobalt hexammine

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-142823 (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Signal recognition particle protein Chain: A
Molecule details ›
Chain: A
Length: 105 amino acids
Theoretical weight: 12.7 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AGD7 (Residues: 329-428; Coverage: 22%)
Gene names: JW5414, b2610, ffh
Sequence domains: Signal peptide binding domain
Structure domains: Signal recognition particle, SRP54 subunit, M-domain
SRP RNA Chain: B
Molecule details ›
Chain: B
Length: 49 nucleotides
Theoretical weight: 15.93 KDa
Source organism: Escherichia coli
Expression system: Not provided

Ligands and Environments

3 bound ligands:
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU
Spacegroup: C2
Unit cell:
a: 136.818Å b: 77.765Å c: 32.735Å
α: 90° β: 94.08° γ: 90°
R-values:
R R work R free
0.244 0.244 0.259
Expression systems:
  • Escherichia coli
  • Not provided