3Q1K
The Crystal Structure of the D-alanyl-alanine Synthetase A from Salmonella enterica Typhimurium Complexed with ADP
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | D-alanine--D-alanine ligase A | polymer | 367 | 39949.2 | 4 | UniProt (P0A1F0) Pfam (PF01820) Pfam (PF07478) | Salmonella enterica subsp. enterica serovar Typhimurium | D-Ala-D-Ala ligase A, D-alanylalanine synthetase A |
| 2 | E, I, P, S (A, B, C, D) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 4 | Chemie (ADP) | |||
| 3 | F, K, L, M, T (A, B, D) | FORMIC ACID | non-polymer | 46.0 | 5 | Chemie (FMT) | |||
| 4 | G, J, U (A, B, D) | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 5 | H, O, Q, R (A, B, C) | GLYCEROL | non-polymer | 92.1 | 4 | Chemie (GOL) | |||
| 6 | N (B) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 7 | V, W, X, Y (A, B, C, D) | water | water | 18.0 | 481 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 364 (UniProt: P0A1F0)
| PDB | External Database | Details |
|---|---|---|
| Ser -2 | - | expression tag |
| Asn -1 | - | expression tag |
| Ala 0 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 159797.0 | |
| Non-Polymers* | Number of molecules | 17 |
| Total formula weight | 2476.3 | |
| All* | Total formula weight | 162273.3 |
