6k0a

Electron Microscopy
4.6Å resolution

cryo-EM structure of an archaeal Ribonuclease P

Released:
Related structures: EMD-9899, EMD-30036

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-156937 (preferred)
Entry contents:
5 distinct polypeptide molecules
1 distinct RNA molecule
Macromolecules (6 distinct):
Ribonuclease P protein component 2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 134 amino acids
Theoretical weight: 15.97 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q57917 (Residues: 1-134; Coverage: 100%)
Gene names: MJ0494, rnp2
Sequence domains: Rpp14/Pop5 family
Ribonuclease P protein component 3 Chains: C, D
Molecule details ›
Chains: C, D
Length: 232 amino acids
Theoretical weight: 27.39 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q58539 (Residues: 1-232; Coverage: 100%)
Gene names: MJ1139, rnp3
Sequence domains: RNase P subunit p30
Ribonuclease P protein component 1 Chains: E, F
Molecule details ›
Chains: E, F
Length: 95 amino acids
Theoretical weight: 10.91 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q57903 (Residues: 1-95; Coverage: 100%)
Gene names: MJ0464, rnp1
Sequence domains: Ribonuclease P/MRP, subunit p29
Ribonuclease P protein component 4 Chains: G, H
Molecule details ›
Chains: G, H
Length: 128 amino acids
Theoretical weight: 15.61 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q58372 (Residues: 1-128; Coverage: 100%)
Gene names: MJ0962, rnp4
Sequence domains: RNAse P Rpr2/Rpp21/SNM1 subunit domain
Large ribosomal subunit protein eL8 Chains: I, J
Molecule details ›
Chains: I, J
Length: 117 amino acids
Theoretical weight: 12.7 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P54066 (Residues: 1-117; Coverage: 100%)
Gene names: MJ1203, rpl7ae
Sequence domains: Ribosomal protein L7Ae/L30e/S12e/Gadd45 family
RPR Chains: X, Y
Molecule details ›
Chains: X, Y
Length: 258 nucleotides
Theoretical weight: 83.58 KDa
Sequence domains: Archaeal RNase P

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 4.6Å
Relevant EMDB volumes: EMD-30036, EMD-9899
Expression system: Escherichia coli BL21(DE3)