2IBT
Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing 2-aminopurine at the target position and an abasic site analog 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 | B, E | 5'-D(*GP*TP*TP*CP*GP*(2PR)P*TP*GP*TP*C)-3' | polymer | 10 | 3051.0 | 2 | |||
| 2 | C, F | 5'-D(*GP*AP*CP*AP*(3DR)P*CP*GP*(6MA)P*AP*C)-3' | polymer | 10 | 2927.9 | 2 | |||
| 3 | A, D | Modification methylase TaqI | polymer | 421 | 47931.2 | 2 | UniProt (P14385) Pfam (PF07669) Pfam (PF12950) In PDB | Thermus aquaticus | Adenine-specific methyltransferase TaqI, M.TaqI |
| 4 | A, D | 5'-DEOXY-5'-[2-(AMINO)ETHYLTHIO]ADENOSINE | non-polymer | 326.4 | 2 | Chemie (NEA) | |||
| 5 | A, D | GLYCEROL | non-polymer | 92.1 | 7 | Chemie (GOL) | |||
| 6 | water | water | 18.0 | 1041 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 107820.3 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 1297.4 | |
| All* | Total formula weight | 109117.7 |
