9K3X
Cryo-EM structure of E coli pstSCAB in the pretranslocation state
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Phosphate transport system permease protein PstA | polymer | 296 | 32320.7 | 1 | UniProt (P07654) Pfam (PF00528) | Escherichia coli K-12 | |
| 2 | B (B) | Phosphate transport system permease protein PstC | polymer | 319 | 34126.8 | 1 | UniProt (P0AGH8) Pfam (PF00528) | Escherichia coli K-12 | |
| 3 | C, D (C, D) | Phosphate import ATP-binding protein PstB | polymer | 257 | 29060.3 | 2 | UniProt (P0AAH0) Pfam (PF00005) | Escherichia coli K-12 | ABC phosphate transporter,Phosphate-transporting ATPase |
| 4 | E (E) | Phosphate-binding protein PstS | polymer | 346 | 37024.8 | 1 | UniProt (P0AG82) | Escherichia coli K-12 | PBP |
| 5 | F (E) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) PubChem (1061) |
Sequence modifications
A: 1 - 296 (UniProt: P07654)
B: 1 - 319 (UniProt: P0AGH8)
E: -24 - 321 (UniProt: P0AG82)
| PDB | External Database | Details |
|---|---|---|
| Cys 149 | Glu 149 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Cys 63 | Asp 63 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Cys 48 | Asn 73 | conflict |
| Cys 167 | Lys 192 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 161592.8 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 95.0 | |
| All* | Total formula weight | 161687.8 |
