9KT8
Cryo-EM structure of HCA2-Gi complex with acifran
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Guanine nucleotide-binding protein G(i) subunit alpha-1 | polymer | 354 | 40414.0 | 1 | UniProt (P63096) Pfam (PF00503) | Homo sapiens (human) | Adenylate cyclase-inhibiting G alpha protein |
| 2 | B (B) | Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 | polymer | 340 | 37413.9 | 1 | UniProt (P62873) Pfam (PF25391) | Homo sapiens (human) | Transducin beta chain 1 |
| 3 | C (C) | Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 | polymer | 71 | 7861.1 | 1 | UniProt (P59768) Pfam (PF00631) | Homo sapiens (human) | G gamma-I |
| 4 | D (E) | scFV | polymer | 267 | 28685.0 | 1 | Homo sapiens | ||
| 5 | E (R) | Hydroxycarboxylic acid receptor 2 | polymer | 363 | 41897.4 | 1 | UniProt (Q8TDS4) Pfam (PF00001) | Homo sapiens (human) | G-protein coupled receptor 109A,G-protein coupled receptor HM74A,Niacin receptor 1,Nicotinic acid receptor |
| 6 | F (R) | (5~{S})-5-methyl-4-oxidanylidene-5-phenyl-furan-2-carboxylic acid | non-polymer | 218.2 | 1 | Chemie (P9X) |
Sequence modifications
A: 1 - 354 (UniProt: P63096)
B: 2 - 340 (UniProt: P62873)
| PDB | External Database | Details |
|---|---|---|
| Asn 47 | Ser 47 | engineered mutation |
| Ala 203 | Gly 203 | engineered mutation |
| Ala 245 | Glu 245 | engineered mutation |
| Ser 326 | Ala 326 | engineered mutation |
| PDB | External Database | Details |
|---|---|---|
| Gln 1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 156271.5 | |
| Non-Polymers* | Number of molecules | 1 |
| Total formula weight | 218.2 | |
| All* | Total formula weight | 156489.7 |
