1FQK
CRYSTAL STRUCTURE OF THE HETERODIMERIC COMPLEX OF THE RGS DOMAIN OF RGS9, AND THE GT/I1 CHIMERA ALPHA SUBUNIT [(RGS9)-(GT/I1ALPHA)-(GDP)-(ALF4-)-(MG2+)]
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, C (A, C) | Guanine nucleotide-binding protein G(t) subunit alpha-1,Guanine nucleotide-binding protein G(i) subunit alpha-1,Guanine nucleotide-binding protein G(t) subunit alpha-1 | polymer | 325 | 37361.7 | 2 | UniProt (P04695) UniProt (P10824) Pfam (PF00503) | Bos taurus (Bovine) | Transducin alpha-1 chain,Adenylate cyclase-inhibiting G alpha protein,Transducin alpha-1 chain |
| 2 | B, D (B, D) | Regulator of G-protein signaling 9 | polymer | 147 | 17419.2 | 2 | UniProt (O46469) Pfam (PF00615) | Bos taurus (Bovine) | RGS9 |
| 3 | E, H (A, C) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | F, I (A, C) | TETRAFLUOROALUMINATE ION | non-polymer | 103.0 | 2 | Chemie (ALF) | |||
| 5 | G, J (A, C) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
| 6 | K, L, M, N (A, B, C, D) | water | water | 18.0 | 116 | Chemie (HOH) |
Sequence modifications
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 109561.7 | |
| Non-Polymers* | Number of molecules | 6 |
| Total formula weight | 1141.0 | |
| All* | Total formula weight | 110702.6 |
