› 1i81

X-ray diffraction
2Å resolution

CRYSTAL STRUCTURE OF A HEPTAMERIC LSM PROTEIN FROM METHANOBACTERIUM THERMOAUTOTROPHICUM

Released:
DOI: 10.2210/pdb1i81/pdb
PDB entry 1i81 coloured by chain, front view.
PDB entry 1i81 coloured by chain, side view.
PDB entry 1i81 coloured by chain, top view.
Source organism: Methanothermobacter thermautotrophicus
Primary publication:
Crystal structure of a heptameric Sm-like protein complex from archaea: implications for the structure and evolution of snRNPs.
Collins BM, Harrop SJ, Kornfeld GD, Dawes IW, Curmi PM, Mabbutt BC
J Mol Biol 309 915-23 (2001)
PMID: 11399068

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo heptamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-127850 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative snRNP Sm-like protein Chains: A, B, C, D, E, F, G
Molecule details ›
Chains: A, B, C, D, E, F, G
Length: 83 amino acids
Theoretical weight: 9.18 KDa
Source organism: Methanothermobacter thermautotrophicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O26745 (Residues: 2-81; Coverage: 99%)
Gene name: MTH_649
Sequence domains: LSM domain
Structure domains: SH3 type barrels.

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS
Spacegroup: P21
Unit cell:
a: 40.38Å b: 71.94Å c: 94.67Å
α: 90° β: 93.71° γ: 90°
R-values:
R R work R free
0.218 0.218 0.257
Expression system: Escherichia coli

Quick links

Citations

9 review citations

Brome mosaic virus RNA replication: revealing the role of the host in RNA virus replication.
Noueiry et al. (2003)
8 more

4 mentions without citation

Predicted structure and phyletic distribution of the RNA-binding protein Hfq.
Sun et al. (2002)
3 more