6Y32
Structure of the GTPase heterodimer of human SRP54 and SRalpha
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, C, E, G | Signal recognition particle 54 kDa protein | polymer | 304 | 33511.7 | 4 | UniProt (P61011) Pfam (PF02881) Pfam (PF00448) In PDB | Homo sapiens (Human) | SRP54 |
2 | B, D, F, H | Signal recognition particle receptor subunit alpha | polymer | 315 | 34484.9 | 4 | UniProt (P08240) Pfam (PF02881) Pfam (PF00448) In PDB | Homo sapiens (Human) | SR-alpha,Docking protein alpha,DP-alpha |
3 | G, H, A, B, C... | PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER | non-polymer | 522.2 | 8 | Chemie (GNP) | |||
4 | G, H, A, B, C... | MAGNESIUM ION | non-polymer | 24.3 | 8 | Chemie (MG) | |||
5 | F, G, H, B, C... | SULFATE ION | non-polymer | 96.1 | 14 | Chemie (SO4) | |||
6 | water | water | 18.0 | 466 | Chemie (HOH) |
Sequence modifications
A, C, E, G: 1 - 296 (UniProt: P61011)
B, D, F, H: 332 - 638 (UniProt: P08240)
PDB | External Database | Details |
---|---|---|
Met -7 | - | initiating methionine |
Gly -6 | - | expression tag |
His -5 | - | expression tag |
His -4 | - | expression tag |
His -3 | - | expression tag |
His -2 | - | expression tag |
His -1 | - | expression tag |
His 0 | - | expression tag |
PDB | External Database | Details |
---|---|---|
Met 330 | - | initiating methionine |
Gly 331 | - | expression tag |
His 639 | - | expression tag |
His 640 | - | expression tag |
His 641 | - | expression tag |
His 642 | - | expression tag |
His 643 | - | expression tag |
His 644 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 8 |
Total formula weight | 271986.3 | |
Non-Polymers* | Number of molecules | 30 |
Total formula weight | 5716.9 | |
All* | Total formula weight | 277703.2 |