5mkn

X-ray diffraction
2.55Å resolution

Crystal structure of SmAP (LSm) protein from Methanococcus vannielii

Released:
Source organism: Methanococcus vannielii
Entry authors: Nikulin AD, Lekontseva NV, Tishchenko SV, Kravchenko OV

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo heptamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Putative snRNP Sm-like protein Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, T, U, V, W, X, Y, Z, a, b, d
Molecule details ›
Chains: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, T, U, V, W, X, Y, Z, a, b, d
Length: 72 amino acids
Theoretical weight: 8.15 KDa
Source organism: Methanococcus vannielii
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: A6UPF5 (Residues: 1-72; Coverage: 100%)
Gene name: Mevan_0470
Sequence domains: LSM domain
Structure domains: SH3 type barrels.

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-1
Spacegroup: P21
Unit cell:
a: 91.015Å b: 97.869Å c: 123.448Å
α: 90° β: 103.88° γ: 90°
R-values:
R R work R free
0.237 0.233 0.315
Expression system: Escherichia coli K-12