2NUU
Regulating the Escherichia coli ammonia channel: the crystal structure of the AmtB-GlnK complex
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, E... | Ammonia channel | polymer | 415 | 43397.7 | 6 | UniProt (P69681) Pfam (PF00909) In PDB | Escherichia coli | Ammonia transporter, AmtB |
2 | G, H, I, J, K... | Nitrogen regulatory protein P-II 2 | polymer | 112 | 12276.2 | 6 | UniProt (P0AC55) Pfam (PF00543) In PDB | Escherichia coli | GlnK |
3 | G, H, J, L | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 6 | Chemie (ADP) | |||
4 | water | water | 18.0 | 550 | Chemie (HOH) |
Sequence modifications
A, B, C, D, E, F: 3 - 406 (UniProt: P69681)
PDB | External Database | Details |
---|---|---|
Ala -8 | - | expression tag |
Pro -7 | - | expression tag |
Ala -6 | - | expression tag |
Val -5 | - | expression tag |
Ala -4 | - | expression tag |
His -3 | - | expression tag |
His -2 | - | expression tag |
His -1 | - | expression tag |
His 0 | - | expression tag |
His 1 | - | expression tag |
His 2 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 12 |
Total formula weight | 334043.3 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 2563.2 | |
All* | Total formula weight | 336606.6 |