4KM2
Crystal structure of Dihydrofolate reductase from Mycobacterium tuberculosis in an open conformation in complex with trimethoprim
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004146 | molecular_function | dihydrofolate reductase activity |
| A | 0005829 | cellular_component | cytosol |
| A | 0006730 | biological_process | one-carbon metabolic process |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0046452 | biological_process | dihydrofolate metabolic process |
| A | 0046654 | biological_process | tetrahydrofolate biosynthetic process |
| A | 0046655 | biological_process | folic acid metabolic process |
| A | 0050661 | molecular_function | NADP binding |
| A | 0070401 | molecular_function | NADP+ binding |
| B | 0004146 | molecular_function | dihydrofolate reductase activity |
| B | 0005829 | cellular_component | cytosol |
| B | 0006730 | biological_process | one-carbon metabolic process |
| B | 0016491 | molecular_function | oxidoreductase activity |
| B | 0046452 | biological_process | dihydrofolate metabolic process |
| B | 0046654 | biological_process | tetrahydrofolate biosynthetic process |
| B | 0046655 | biological_process | folic acid metabolic process |
| B | 0050661 | molecular_function | NADP binding |
| B | 0070401 | molecular_function | NADP+ binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE ATR A 201 |
| Chain | Residue |
| A | GLY43 |
| A | GLY96 |
| A | GLY97 |
| A | GLN98 |
| A | VAL99 |
| A | LEU102 |
| A | HOH404 |
| A | HOH480 |
| A | HOH539 |
| B | HOH346 |
| B | HOH489 |
| A | ARG44 |
| A | ARG45 |
| A | THR46 |
| A | LEU65 |
| A | SER66 |
| A | ARG67 |
| A | GLN68 |
| A | GLY80 |
| site_id | AC2 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE TOP A 202 |
| Chain | Residue |
| A | ILE5 |
| A | TRP6 |
| A | ASP27 |
| A | PHE31 |
| A | THR46 |
| A | LEU57 |
| A | ILE94 |
| A | TYR100 |
| A | HOH305 |
| A | HOH424 |
| B | GLU133 |
| B | ARG136 |
| site_id | AC3 |
| Number of Residues | 24 |
| Details | BINDING SITE FOR RESIDUE ATR B 201 |
| Chain | Residue |
| A | ARG67 |
| A | HOH302 |
| A | HOH553 |
| B | GLY43 |
| B | ARG44 |
| B | ARG45 |
| B | THR46 |
| B | LEU65 |
| B | SER66 |
| B | ARG67 |
| B | GLN68 |
| B | GLY80 |
| B | GLY96 |
| B | GLY97 |
| B | GLN98 |
| B | VAL99 |
| B | LEU102 |
| B | HOH327 |
| B | HOH332 |
| B | HOH372 |
| B | HOH408 |
| B | HOH421 |
| B | HOH521 |
| B | HOH621 |
| site_id | AC4 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE TOP B 202 |
| Chain | Residue |
| A | ARG136 |
| A | HOH490 |
| A | HOH572 |
| B | ILE5 |
| B | TRP6 |
| B | ASP27 |
| B | PHE31 |
| B | THR46 |
| B | LEU50 |
| B | LEU57 |
| B | ILE94 |
| B | TYR100 |
| B | HOH445 |
Functional Information from PROSITE/UniProt
| site_id | PS00075 |
| Number of Residues | 23 |
| Details | DHFR_1 Dihydrofolate reductase (DHFR) domain signature. VIGrggdIPWrlpe.DqahFreiT |
| Chain | Residue | Details |
| A | VAL13-THR35 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 24 |
| Details | BINDING: |
| Chain | Residue | Details |
| A | ALA7 | |
| A | GLY96 | |
| A | LEU102 | |
| A | VAL115 | |
| B | ALA7 | |
| B | GLN8 | |
| B | ARG16 | |
| B | ALA29 | |
| B | ILE34 | |
| B | ARG45 | |
| B | ASN62 | |
| A | GLN8 | |
| B | ARG67 | |
| B | LEU82 | |
| B | GLY96 | |
| B | LEU102 | |
| B | VAL115 | |
| A | ARG16 | |
| A | ALA29 | |
| A | ILE34 | |
| A | ARG45 | |
| A | ASN62 | |
| A | ARG67 | |
| A | LEU82 |
