1MJ2
METHIONINE REPRESSOR MUTANT (Q44K) PLUS COREPRESSOR (S-ADENOSYL METHIONINE) COMPLEXED TO A CONSENSUS OPERATOR SEQUENCE
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (F, G) | DNA (5'-D(*TP*TP*AP*GP*AP*CP*GP*TP*CP*TP*AP*GP*AP*CP*GP*TP*CP*TP*A)-3') | polymer | 19 | 5819.8 | 2 | |||
| 2 | C, D, E, F (A, B, C, D) | PROTEIN (METHIONINE REPRESSOR) | polymer | 104 | 12028.6 | 4 | UniProt (P0A8U6) Pfam (PF01340) | Escherichia coli | |
| 3 | G, H, J, K (A, C) | S-ADENOSYLMETHIONINE | non-polymer | 398.4 | 4 | Chemie (SAM) | |||
| 4 | I (B) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 5 | L, M, N, O, P... (F, G, A, B, C...) | water | water | 18.0 | 220 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 104 (UniProt: P0A8U6)
| PDB | External Database | Details |
|---|---|---|
| Lys 44 | Glu 44 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 59754.0 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 1633.8 | |
| All* | Total formula weight | 61387.8 |
