Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0015078 | molecular_function | proton transmembrane transporter activity |
| A | 0033644 | cellular_component | host cell membrane |
| A | 0055036 | cellular_component | virion membrane |
| A | 1902600 | biological_process | proton transmembrane transport |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | binding site for residue SR A 101 |
| Chain | Residue |
| A | SER22 |
| A | SER22 |
| A | SER22 |
| A | HOH205 |
| A | HOH205 |
| A | HOH205 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue CL A 102 |
| Chain | Residue |
| A | SER23 |
| A | SER23 |
| A | SER23 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | binding site for residue CA A 103 |
| Chain | Residue |
| A | ASP24 |
| A | OLC105 |
| A | HOH201 |
| A | HOH202 |
| A | HOH208 |
| A | HOH209 |
| site_id | AC4 |
| Number of Residues | 6 |
| Details | binding site for residue CL A 104 |
| Chain | Residue |
| A | HOH220 |
| A | HOH220 |
| A | HOH220 |
| A | HOH221 |
| A | HOH221 |
| A | HOH221 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | binding site for residue OLC A 105 |
| Chain | Residue |
| A | ASP24 |
| A | PRO25 |
| A | LEU26 |
| A | LEU36 |
| A | ILE39 |
| A | LEU46 |
| A | CA103 |
| A | OLC106 |
| A | HOH202 |
| A | HOH208 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | binding site for residue OLC A 106 |
| Chain | Residue |
| A | PRO25 |
| A | LEU36 |
| A | ARG45 |
| A | OLC105 |
| A | HOH207 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | SER23-LEU43 | |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | SITE: Essential for channel activity, possibly by being protonated during channel activation, and by forming the channel gate and the selective filter => ECO:0000255|HAMAP-Rule:MF_04069 |
| Chain | Residue | Details |
| A | HIS37 | |
| Chain | Residue | Details |
| A | TRP41 | |
