3U81
Crystal structure of a SAH-bound semi-holo form of rat Catechol-O-methyltransferase
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Catechol O-methyltransferase | polymer | 221 | 24694.3 | 1 | UniProt (P22734) Pfam (PF01596) | Rattus norvegicus (rat) | |
| 2 | B (A) | S-ADENOSYL-L-HOMOCYSTEINE | non-polymer | 384.4 | 1 | Chemie (SAH) | |||
| 3 | C (A) | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 4 | D (A) | water | water | 18.0 | 346 | Chemie (HOH) |
Sequence modifications
A: 1 - 221 (UniProt: P22734)
| PDB | External Database | Details |
|---|---|---|
| Ile 91 | Met 134 | engineered mutation |
| Cys 95 | Tyr 138 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 24694.3 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 423.5 | |
| All* | Total formula weight | 25117.8 |
