› 2b78

X-ray diffraction
2Å resolution

A putative sam-dependent methyltransferase from Streptococcus mutans

Released:
DOI: 10.2210/pdb2b78/pdb
PDB entry 2b78 coloured by chain, front view.
PDB entry 2b78 coloured by chain, side view.
PDB entry 2b78 coloured by chain, top view.
Source organism: Streptococcus mutans
Entry authors: Nan J, Wang KT, Su XD

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-184235 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Methyltransferase Chain: A
Molecule details ›
Chain: A
Length: 385 amino acids
Theoretical weight: 43.73 KDa
Source organism: Streptococcus mutans
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q8DUW5 (Residues: 1-385; Coverage: 100%)
Gene name: SMU_776
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS FR591
Spacegroup: C2
Unit cell:
a: 168.472Å b: 50.659Å c: 53.963Å
α: 90° β: 104.22° γ: 90°
R-values:
R R work R free
0.241 0.241 0.259
Expression system: Escherichia coli BL21

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