6U1K
Thermus thermophilus D-alanine-D-alanine ligase in complex with ADP, carbonate, D-alanine-D-alanine, Mg2+ and K+
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 | D-alanine--D-alanine ligase | polymer | 327 | 35789.0 | 4 | UniProt (Q5SHZ3) Pfam (PF01820) Pfam (PF07478) In PDB | Thermus thermophilus (strain HB8 / ATCC 27634 / DSM 579) | D-Ala-D-Ala ligase,D-alanylalanine synthetase |
| 2 | D, A, B, C | D-ALANINE | non-polymer | 89.1 | 8 | Chemie (DAL) | |||
| 3 | D, A, B, C | MAGNESIUM ION | non-polymer | 24.3 | 8 | Chemie (MG) | |||
| 4 | D, A, B, C | POTASSIUM ION | non-polymer | 39.1 | 4 | Chemie (K) | |||
| 5 | D, A, B, C | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 4 | Chemie (ADP) | |||
| 6 | D, A, B, C | CARBONATE ION | non-polymer | 60.0 | 4 | Chemie (CO3) | |||
| 7 | water | water | 18.0 | 804 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 319 (UniProt: Q5SHZ3)
| PDB | External Database | Details |
|---|---|---|
| Met -1 | - | initiating methionine |
| Glu 0 | - | expression tag |
| His 320 | - | expression tag |
| His 321 | - | expression tag |
| His 322 | - | expression tag |
| His 323 | - | expression tag |
| His 324 | - | expression tag |
| His 325 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 143156.0 | |
| Non-Polymers* | Number of molecules | 28 |
| Total formula weight | 3012.4 | |
| All* | Total formula weight | 146168.4 |
