5F1C
Crystal structure of an invertebrate P2X receptor from the Gulf Coast tick in the presence of ATP and Zn2+ ion at 2.9 Angstroms
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C (A, B, C) | Putative uncharacterized protein | polymer | 358 | 40184.1 | 3 | UniProt (G3MM57) Pfam (PF00864) | Amblyomma maculatum (Gulf Coast tick) | |
| 2 | D, E, M, N, U (A, B, C) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 5 | Chemie (NAG) | |||
| 3 | F, G, H, I, J... (A, B, C) | ZINC ION | non-polymer | 65.4 | 13 | Chemie (ZN) | |||
| 4 | L, S, T (A, B, C) | ADENOSINE-5'-TRIPHOSPHATE | non-polymer | 507.2 | 3 | Chemie (ATP) | |||
| 5 | AA, Y, Z (C, A, B) | water | water | 18.0 | 119 | Chemie (HOH) |
Sequence modifications
A, B, C: 24 - 376 (UniProt: G3MM57)
| PDB | External Database | Details |
|---|---|---|
| Gly 19 | - | expression tag |
| Ser 20 | - | expression tag |
| Arg 21 | - | expression tag |
| Glu 22 | - | expression tag |
| Phe 23 | - | expression tag |
| Gln 171 | Asn 171 | engineered mutation |
| Leu 374 | Cys 374 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 120552.2 | |
| Non-Polymers* | Number of molecules | 21 |
| Total formula weight | 3477.9 | |
| All* | Total formula weight | 124030.1 |
