X-ray diffraction
2Å resolution

Crystal structure of M. jannaschii TYW2 in complex with AdoMet


Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine + 4-demethylwyosine(37) in tRNA(Phe) = S-methyl-5'-thioadenosine + 7-((3S)-3-amino-3-carboxypropyl)-4-demethylwyosine(37) in tRNA(Phe)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
tRNA(Phe) (4-demethylwyosine(37)-C(7)) aminocarboxypropyltransferase Chain: A
Molecule details ›
Chain: A
Length: 272 amino acids
Theoretical weight: 31.91 KDa
Source organism: Methanocaldococcus jannaschii
Expression system: Escherichia coli
  • Canonical: Q58952 (Residues: 1-249; Coverage: 100%)
Gene names: MJ1557, taw2
Sequence domains: Met-10+ like-protein
Structure domains: Vaccinia Virus protein VP39

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P212121
Unit cell:
a: 40.584Å b: 67.827Å c: 113.15Å
α: 90° β: 90° γ: 90°
R R work R free
0.213 0.21 0.255
Expression system: Escherichia coli