2NP7
Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing an abasic site analog at the target position and pyrrolo-dC at the target base partner position
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (B) | 5'-D(*GP*TP*TP*CP*GP*(3DR)P*TP*GP*TP*C)-3' | polymer | 10 | 2917.9 | 1 | |||
| 2 | B (C) | 5'-D(*GP*AP*CP*AP*(4PC)P*CP*GP*(6MA)P*AP*C)-3' | polymer | 10 | 3075.1 | 1 | |||
| 3 | C (A) | Modification methylase TaqI | polymer | 421 | 47931.2 | 1 | UniProt (P14385) Pfam (PF07669) Pfam (PF12950) | Thermus aquaticus | Adenine-specific methyltransferase TaqI, M.TaqI |
| 4 | D (A) | 5'-DEOXY-5'-[2-(AMINO)ETHYLTHIO]ADENOSINE | non-polymer | 326.4 | 1 | Chemie (NEA) | |||
| 5 | E, F (A) | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 6 | G, H, I (B, C, A) | water | water | 18.0 | 527 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 53924.2 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 510.6 | |
| All* | Total formula weight | 54434.7 |
