4OAT
The crystal structure of a solute-binding protein (N280D mutant) from Anabaena variabilis ATCC 29413 in complex with isoleucine.
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 | 42364.4 | 2 | UniProt (Q3MFZ5) Pfam (PF13458) In PDB | Anabaena variabilis | |
2 | A, B | ISOLEUCINE | non-polymer | 131.2 | 2 | Chemie (ILE) | |||
3 | A, B | CHLORIDE ION | non-polymer | 35.5 | 2 | Chemie (CL) | |||
4 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
5 | water | water | 18.0 | 943 | 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 |
Asp 280 | Asn 280 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 84728.7 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 381.9 | |
All* | Total formula weight | 85110.6 |