8YUU
Cryo-EM structure of the histamine-bound H3R-Gi complex
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (R) | Histamine H3 receptor | polymer | 461 | 50603.2 | 1 | UniProt (Q9Y5N1) Pfam (PF00001) | Homo sapiens (human) | H3R,HH3R,G-protein coupled receptor 97 |
| 2 | B (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 |
| 3 | C (B) | Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 | polymer | 358 | 39418.1 | 1 | UniProt (P62873) Pfam (PF25391) | Homo sapiens (human) | |
| 4 | D (G) | 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 |
| 5 | E (S) | scFv16 | polymer | 269 | 28813.0 | 1 | Mus musculus | ||
| 6 | F (R) | HISTAMINE | non-polymer | 111.1 | 1 | Chemie (HSM) | |||
| 7 | G (R) | CHOLESTEROL | non-polymer | 386.7 | 1 | Chemie (CLR) |
Sequence modifications
R: 1 - 445 (UniProt: Q9Y5N1)
A: 1 - 354 (UniProt: P63096)
B: 2 - 340 (UniProt: P62873)
| PDB | External Database | Details |
|---|---|---|
| Asp -15 | - | expression tag |
| Tyr -14 | - | expression tag |
| Lys -13 | - | expression tag |
| Asp -12 | - | expression tag |
| Asp -11 | - | expression tag |
| Asp -10 | - | expression tag |
| Asp -9 | - | expression tag |
| Lys -8 | - | expression tag |
| Leu -7 | - | expression tag |
| Glu -6 | - | expression tag |
| Val -5 | - | expression tag |
| Leu -4 | - | expression tag |
| Phe -3 | - | expression tag |
| Gln -2 | - | expression tag |
| Gly -1 | - | expression tag |
| Pro 0 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Asn 47 | Ser 47 | conflict |
| Ala 203 | Gly 203 | conflict |
| Ala 245 | Glu 245 | conflict |
| Ser 326 | Ala 326 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Met -17 | - | initiating methionine |
| His -16 | - | expression tag |
| His -15 | - | expression tag |
| His -14 | - | expression tag |
| His -13 | - | expression tag |
| His -12 | - | expression tag |
| His -11 | - | expression tag |
| Leu -10 | - | expression tag |
| Glu -9 | - | expression tag |
| Val -8 | - | expression tag |
| Leu -7 | - | expression tag |
| Phe -6 | - | expression tag |
| Gln -5 | - | expression tag |
| Gly -4 | - | expression tag |
| Pro -3 | - | expression tag |
| Gly -2 | - | expression tag |
| Ser -1 | - | expression tag |
| Ser 0 | - | expression tag |
| Gly 1 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 5 |
| Total formula weight | 167109.5 | |
| Non-Polymers* | Number of molecules | 2 |
| Total formula weight | 497.8 | |
| All* | Total formula weight | 167607.3 |
