4QTN
Crystal structure of the Vitamin B3 transporter PnuC
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0016020 | cellular_component | membrane |
| A | 0034257 | molecular_function | nicotinamide riboside transmembrane transporter activity |
| A | 0034258 | biological_process | nicotinamide riboside transport |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0070207 | biological_process | protein homotrimerization |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0016020 | cellular_component | membrane |
| B | 0034257 | molecular_function | nicotinamide riboside transmembrane transporter activity |
| B | 0034258 | biological_process | nicotinamide riboside transport |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0070207 | biological_process | protein homotrimerization |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0016020 | cellular_component | membrane |
| C | 0034257 | molecular_function | nicotinamide riboside transmembrane transporter activity |
| C | 0034258 | biological_process | nicotinamide riboside transport |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0070207 | biological_process | protein homotrimerization |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 486 |
| Details | TRANSMEM: Helical => ECO:0000269|PubMed:25291599 |
| Chain | Residue | Details |
| A | THR16-PHE36 | |
| B | PRO38-GLY58 | |
| B | ILE62-PHE82 | |
| B | TYR85-TRP106 | |
| B | TRP131-LEU152 | |
| B | LEU156-LEU176 | |
| B | GLN181-PHE201 | |
| B | LEU208-TRP228 | |
| C | THR16-PHE36 | |
| C | PRO38-GLY58 | |
| C | ILE62-PHE82 | |
| A | PRO38-GLY58 | |
| C | TYR85-TRP106 | |
| C | TRP131-LEU152 | |
| C | LEU156-LEU176 | |
| C | GLN181-PHE201 | |
| C | LEU208-TRP228 | |
| A | ILE62-PHE82 | |
| A | TYR85-TRP106 | |
| A | TRP131-LEU152 | |
| A | LEU156-LEU176 | |
| A | GLN181-PHE201 | |
| A | LEU208-TRP228 | |
| B | THR16-PHE36 |
| site_id | SWS_FT_FI2 |
| Number of Residues | 27 |
| Details | TOPO_DOM: Periplasmic => ECO:0000305 |
| Chain | Residue | Details |
| A | ASN37 | |
| C | LYS83-LEU84 | |
| C | GLY153-ALA155 | |
| C | LYS202-SER207 | |
| A | LYS83-LEU84 | |
| A | GLY153-ALA155 | |
| A | LYS202-SER207 | |
| B | ASN37 | |
| B | LYS83-LEU84 | |
| B | GLY153-ALA155 | |
| B | LYS202-SER207 | |
| C | ASN37 |
| site_id | SWS_FT_FI3 |
| Number of Residues | 111 |
| Details | TOPO_DOM: Cytoplasmic => ECO:0000305 |
| Chain | Residue | Details |
| A | LYS59-LYS61 | |
| C | ARG107-GLN130 | |
| C | ARG177-GLU180 | |
| C | THR229-GLN238 | |
| A | ARG107-GLN130 | |
| A | ARG177-GLU180 | |
| A | THR229-GLN238 | |
| B | LYS59-LYS61 | |
| B | ARG107-GLN130 | |
| B | ARG177-GLU180 | |
| B | THR229-GLN238 | |
| C | LYS59-LYS61 |
| site_id | SWS_FT_FI4 |
| Number of Residues | 15 |
| Details | BINDING: BINDING => ECO:0007744|PDB:4QTN |
| Chain | Residue | Details |
| A | GLN99 | |
| B | TYR217 | |
| C | GLN99 | |
| C | GLN171 | |
| C | TRP185 | |
| C | ASN189 | |
| C | TYR217 | |
| A | GLN171 | |
| A | TRP185 | |
| A | ASN189 | |
| A | TYR217 | |
| B | GLN99 | |
| B | GLN171 | |
| B | TRP185 | |
| B | ASN189 |
