4K7Z
Crystal structure of the C136(42)A/C141(47)A double mutant of Tn501 MerA in complex with NADP and Hg2+
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Mercuric reductase | polymer | 467 | 49161.7 | 1 | UniProt (P00392) | Pseudomonas aeruginosa | Hg(II) reductase |
| 2 | B (A) | FLAVIN-ADENINE DINUCLEOTIDE | non-polymer | 785.5 | 1 | Chemie (FAD) | |||
| 3 | C (A) | NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE | non-polymer | 743.4 | 1 | Chemie (NAP) PubChem (4412) PubChem (46936685) PubChem (90473931) PubChem (91972139) PubChem (145946263) PubChem (153311489) PubChem (174001641) PubChem (71717786) PubChem (5885) PubChem (165382010) | |||
| 4 | D (A) | MERCURY (II) ION | non-polymer | 200.6 | 1 | Chemie (HG) PubChem (26623) | |||
| 5 | E, F, G (A) | SULFATE ION | non-polymer | 96.1 | 3 | Chemie (SO4) | |||
| 6 | H, I, J (A) | GLYCEROL | non-polymer | 92.1 | 3 | Chemie (GOL) PubChem (753) | |||
| 7 | K, L, M, N, O... (A) | UNKNOWN ATOM OR ION | non-polymer | 16 | Chemie (UNX) | ||||
| 8 | AA (A) | water | water | 18.0 | 562 | Chemie (HOH) |
Sequence modifications
A: 2 - 467 (UniProt: P00392)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | initiating methionine |
| Ala 42 | Cys 136 | engineered mutation |
| Ala 47 | Cys 141 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 49161.7 | |
| Non-Polymers* | Number of molecules | 25 |
| Total formula weight | 2294.0 | |
| All* | Total formula weight | 51455.7 |
