4OBB
The crystal structure of a solute-binding protein from Anabaena variabilis ATCC 29413 in complex with (3S)-3-methyl-2-oxopentanoic acid.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Amino acid/amide ABC transporter substrate-binding protein, HAAT family | polymer | 395 | 42363.4 | 2 | UniProt (Q3MFZ5) Pfam (PF13458) In PDB | Anabaena variabilis | |
| 2 | A, B | (3S)-3-methyl-2-oxopentanoic acid | non-polymer | 130.1 | 2 | Chemie (1QQ) | |||
| 3 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | water | water | 18.0 | 839 | Chemie (HOH) |
Sequence modifications
A, B: 25 - 416 (UniProt: Q3MFZ5)
| PDB | External Database | Details |
|---|---|---|
| Ser 22 | - | expression tag |
| Asn 23 | - | expression tag |
| Ala 24 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 84726.8 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 308.9 | |
| All* | Total formula weight | 85035.7 |
