3MZB
X-ray structure of NikA in complex with the doubly hydroxylated iron complex, 1-O2
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Nickel-binding periplasmic protein | polymer | 501 | 56263.6 | 2 | UniProt (P33590) Pfam (PF00496) | Escherichia coli | NikA |
| 2 | BA, C, CA, D, E... (B, A) | ACETATE ION | non-polymer | 59.0 | 11 | Chemie (ACT) | |||
| 3 | J (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 4 | AA, DA, IA, JA, K... (A, B) | GLYCEROL | non-polymer | 92.1 | 13 | Chemie (GOL) | |||
| 5 | EA, R, S, T, X (B, A) | CHLORIDE ION | non-polymer | 35.5 | 5 | Chemie (CL) | |||
| 6 | FA, U (B, A) | 2-[2-[carboxymethyl-[(2-hydroxyphenyl)methyl]amino]ethyl-[(2,3-dihydroxyphenyl)methyl]amino]ethanoic acid | non-polymer | 404.4 | 2 | Chemie (BHR) | |||
| 7 | GA, V (B, A) | FE (III) ION | non-polymer | 55.8 | 2 | Chemie (FE) | |||
| 8 | HA, W (B, A) | DITHIANE DIOL | non-polymer | 152.2 | 2 | Chemie (DTD) | |||
| 9 | MA, NA (A, B) | water | water | 18.0 | 722 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 112527.2 | |
| Non-Polymers* | Number of molecules | 36 |
| Total formula weight | 3345.0 | |
| All* | Total formula weight | 115872.3 |
