Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000160 | biological_process | phosphorelay signal transduction system |
| A | 0005515 | molecular_function | protein binding |
| B | 0000160 | biological_process | phosphorelay signal transduction system |
| B | 0005515 | molecular_function | protein binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 301 |
| Chain | Residue |
| A | ASN70 |
| A | THR99 |
| A | LYS120 |
| A | HOH327 |
| A | HOH336 |
| B | SER100 |
| B | HIS101 |
| B | ASN102 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 B 302 |
| Chain | Residue |
| B | ASP126 |
| B | MSE130 |
| B | HOH310 |
| B | HOH316 |
| B | HOH317 |
| B | HOH367 |
| B | HOH382 |
| B | HOH401 |
| B | HOH433 |
| B | SER121 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 303 |
| Chain | Residue |
| A | PRO7 |
| A | ASN63 |
| A | ALA146 |
| A | ALA147 |
| A | HOH424 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 304 |
| Chain | Residue |
| A | ARG91 |
| A | GLY149 |
| A | HOH364 |
| A | HOH387 |
| A | HOH434 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 B 305 |
| Chain | Residue |
| A | HIS101 |
| A | ARG122 |
| A | HOH403 |
| B | ASP20 |
| B | THR99 |
| B | LYS120 |
| B | HOH319 |
| B | HOH422 |
| B | HOH425 |
| B | HOH426 |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ASP68 | |
| B | ASP68 | |
