2Y7H
Atomic model of the DNA-bound methylase complex from the Type I restriction-modification enzyme EcoKI (M2S1). Based on fitting into EM map 1534.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | TYPE-1 RESTRICTION ENZYME ECOKI SPECIFICITY PROTEIN | polymer | 464 | 51468.2 | 1 | UniProt (P05719) Pfam (PF01420) | ESCHERICHIA COLI | HSDS TYPE I DNA RESTRICTION SPECIFICITY SUBUNIT, S.ECOKI, TYPE I RESTRICTION ENZYME ECOKI SPECIFICITY PROTEIN, S PROTEIN |
| 2 | B, C (B, C) | TYPE I RESTRICTION ENZYME ECOKI M PROTEIN | polymer | 529 | 59378.3 | 2 | UniProt (P08957) Pfam (PF12161) Pfam (PF02384) | ESCHERICHIA COLI | HSDM TYPE I DNA RESTRICTION METHYLTRANSFERASE SUBUNIT, M.ECOKI |
| 3 | D (D) | 5'-D(*GP*TP*TP*CP*AP*AP*CP*GP*TP*CP*GP*AP*CP*GP *TP*GP*CP*AP*AP*C)-3' | polymer | 20 | 6119.0 | 1 | ESCHERICHIA COLI | ||
| 4 | E (E) | 5'-D(*GP*TP*TP*GP*CP*AP*CP*GP*TP*CP*GP*AP*CP*GP *TP*TP*GP*AP*AP*C)-3' | polymer | 20 | 6150.0 | 1 | ESCHERICHIA COLI | ||
| 5 | F, G (B, C) | S-ADENOSYLMETHIONINE | non-polymer | 398.4 | 2 | Chemie (SAM) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 182493.8 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 796.9 | |
| All* | Total formula weight | 183290.7 |
