4GNW
Crystal structure of nitrophorin 4 triple mutant complex with ammonia
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0042311 | biological_process | vasodilation |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0051381 | molecular_function | histamine binding |
| A | 0070026 | molecular_function | nitric oxide binding |
| B | 0005576 | cellular_component | extracellular region |
| B | 0016491 | molecular_function | oxidoreductase activity |
| B | 0042311 | biological_process | vasodilation |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0051381 | molecular_function | histamine binding |
| B | 0070026 | molecular_function | nitric oxide binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE HEM A 201 |
| Chain | Residue |
| A | VAL25 |
| A | ASP70 |
| A | PHE86 |
| A | LYS88 |
| A | TYR105 |
| A | PHE107 |
| A | LEU123 |
| A | LYS125 |
| A | LEU133 |
| A | NH3202 |
| A | HOH346 |
| A | TYR28 |
| A | HOH416 |
| A | HOH429 |
| A | HOH520 |
| A | VAL36 |
| A | TYR40 |
| A | ALA42 |
| A | LEU44 |
| A | LEU57 |
| A | HIS59 |
| A | PHE68 |
| site_id | AC2 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE NH3 A 202 |
| Chain | Residue |
| A | HEM201 |
| site_id | AC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE PO4 A 203 |
| Chain | Residue |
| A | PRO37 |
| A | LYS38 |
| A | ARG39 |
| A | LYS63 |
| A | HOH348 |
| A | HOH374 |
| site_id | AC4 |
| Number of Residues | 23 |
| Details | BINDING SITE FOR RESIDUE HEM B 201 |
| Chain | Residue |
| B | VAL25 |
| B | TYR28 |
| B | VAL36 |
| B | PRO37 |
| B | TYR40 |
| B | ALA42 |
| B | LEU57 |
| B | HIS59 |
| B | PHE68 |
| B | ASP70 |
| B | PHE86 |
| B | LYS88 |
| B | TYR105 |
| B | PHE107 |
| B | ILE119 |
| B | LEU123 |
| B | LYS125 |
| B | LEU130 |
| B | LEU133 |
| B | ALA135 |
| B | NH3202 |
| B | HOH352 |
| B | HOH473 |
| site_id | AC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE NH3 B 202 |
| Chain | Residue |
| B | HEM201 |
| site_id | AC6 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE PO4 B 203 |
| Chain | Residue |
| A | ALA1 |
| A | GLN32 |
| A | HOH403 |
| A | HOH445 |
| B | ALA145 |
| B | LYS150 |
| B | HOH394 |
| B | HOH396 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 2 |
| Details | BINDING: proximal binding residue => ECO:0000269|PubMed:10876239, ECO:0000269|PubMed:11560480, ECO:0000269|PubMed:14673714, ECO:0000269|PubMed:16171383, ECO:0000269|PubMed:20524697, ECO:0000269|PubMed:22334402, ECO:0000269|PubMed:22976968, ECO:0000269|PubMed:23474537, ECO:0000269|PubMed:9782054 |
| Chain | Residue | Details |
| A | HIS59 | |
| B | HIS59 |
