2FH5
The Structure of the Mammalian SRP Receptor
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Signal recognition particle receptor alpha subunit | polymer | 185 | 21329.5 | 1 | UniProt (P08240) Pfam (PF04086) | Homo sapiens (human) | SR-alpha, Docking protein alpha, DP-alpha |
| 2 | B (B) | Signal recognition particle receptor beta subunit | polymer | 214 | 23537.0 | 1 | UniProt (P47758) Pfam (PF09439) | Mus musculus (house mouse) | SR-beta |
| 3 | C (B) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 4 | D (B) | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 1 | Chemie (GTP) | |||
| 5 | E, F (A, B) | water | water | 18.0 | 106 | Chemie (HOH) |
Sequence modifications
A: 3 - 176 (UniProt: P08240)
B: 58 - 269 (UniProt: P47758)
| PDB | External Database | Details |
|---|---|---|
| Met -7 | - | initiating methionine |
| Ser -6 | - | cloning artifact |
| His -5 | - | cloning artifact |
| His -4 | - | cloning artifact |
| His -3 | - | cloning artifact |
| His -2 | - | cloning artifact |
| His -1 | - | cloning artifact |
| His 0 | - | cloning artifact |
| Ser 0 | - | cloning artifact |
| Met 1 | - | cloning artifact |
| Val 2 | - | cloning artifact |
| PDB | External Database | Details |
|---|---|---|
| Met 56 | - | initiating methionine |
| Ala 57 | - | cloning artifact |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 44866.5 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 547.5 | |
| All* | Total formula weight | 45414.0 |
