7ZRI
Cryo-EM structure of the KdpFABC complex in a nucleotide-free E1 conformation loaded with K+
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Potassium-transporting ATPase potassium-binding subunit | polymer | 557 | 59218.6 | 1 | UniProt (P03959) Pfam (PF03814) In PDB | Escherichia coli | ATP phosphohydrolase [potassium-transporting] A chain,Potassium-binding and translocating subunit A,Potassium-translocating ATPase A chain |
| 2 | C | Potassium-transporting ATPase KdpC subunit | polymer | 190 | 20281.0 | 1 | UniProt (P03961) Pfam (PF02669) In PDB | Escherichia coli | ATP phosphohydrolase [potassium-transporting] C chain,Potassium-binding and translocating subunit C,Potassium-translocating ATPase C chain |
| 3 | D | Potassium-transporting ATPase KdpF subunit | polymer | 27 | 2853.5 | 1 | UniProt (P36937) Pfam (PF09604) In PDB | Escherichia coli | ATP phosphohydrolase [potassium-transporting] F chain,Potassium-binding and translocating subunit F,Potassium-translocating ATPase F chain |
| 4 | B | Potassium-transporting ATPase ATP-binding subunit | polymer | 682 | 72346.9 | 1 | UniProt (P03960) Pfam (PF00122) Pfam (PF00702) In PDB | Escherichia coli | ATP phosphohydrolase [potassium-transporting] B chain,Potassium-binding and translocating subunit B,Potassium-translocating ATPase B chain |
| 5 | A, B | POTASSIUM ION | non-polymer | 39.1 | 7 | Chemie (K) | |||
| 6 | A, B | CARDIOLIPIN | non-polymer | 1464.0 | 2 | Chemie (CDL) |
Sequence modifications
B: 1 - 682 (UniProt: P03960)
| PDB | External Database | Details |
|---|---|---|
| Asn 307 | Asp 307 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 154700.0 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 3201.8 | |
| All* | Total formula weight | 157901.7 |
