2PRM
The structures of apo- and inhibitor bound human dihydroorotate dehydrogenase reveal conformational flexibility within the inhibitor binding site
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004151 | molecular_function | dihydroorotase activity |
| A | 0004152 | molecular_function | dihydroorotate dehydrogenase activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005654 | cellular_component | nucleoplasm |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005739 | cellular_component | mitochondrion |
| A | 0005743 | cellular_component | mitochondrial inner membrane |
| A | 0005829 | cellular_component | cytosol |
| A | 0006207 | biological_process | 'de novo' pyrimidine nucleobase biosynthetic process |
| A | 0006221 | biological_process | pyrimidine nucleotide biosynthetic process |
| A | 0006225 | biological_process | UDP biosynthetic process |
| A | 0009220 | biological_process | pyrimidine ribonucleotide biosynthetic process |
| A | 0016020 | cellular_component | membrane |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0016627 | molecular_function | oxidoreductase activity, acting on the CH-CH group of donors |
| A | 0044205 | biological_process | 'de novo' UMP biosynthetic process |
| A | 0106430 | molecular_function | dihydroorotate dehydrogenase (quinone) activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE FMN A 398 |
| Chain | Residue |
| A | ALA96 |
| A | ASN284 |
| A | SER305 |
| A | GLY306 |
| A | LEU309 |
| A | GLY334 |
| A | GLY335 |
| A | LEU355 |
| A | TYR356 |
| A | THR357 |
| A | HOH407 |
| A | GLY97 |
| A | LYS100 |
| A | SER120 |
| A | ASN145 |
| A | ASN181 |
| A | ASN212 |
| A | LYS255 |
| A | THR283 |
| site_id | AC2 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE ORO A 399 |
| Chain | Residue |
| A | LYS100 |
| A | ASN145 |
| A | TYR147 |
| A | GLY148 |
| A | PHE149 |
| A | ASN212 |
| A | SER215 |
| A | ASN217 |
| A | ASN284 |
| A | THR285 |
Functional Information from PROSITE/UniProt
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 364 |
| Details | Topological domain: {"description":"Mitochondrial intermembrane","evidences":[{"evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 1 |
| Details | Active site: {"description":"Nucleophile"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 12 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"10673429","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16480261","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 11 |
| Details | Binding site: {} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 1h7x |
| Chain | Residue | Details |
| A | SER215 | |
| A | THR218 | |
| A | PHE149 | |
| A | LYS255 |
| site_id | CSA2 |
| Number of Residues | 1 |
| Details | Annotated By Reference To The Literature 1h7x |
| Chain | Residue | Details |
| A | SER215 |
| site_id | MCSA1 |
| Number of Residues | 7 |
| Details | M-CSA 109 |
| Chain | Residue | Details |
| A | ASN145 | electrostatic stabiliser |
| A | PHE149 | activator, electrostatic stabiliser, enhance reactivity, polar/non-polar interaction |
| A | SER215 | electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, polar/non-polar interaction, proton acceptor, proton donor, proton relay |
| A | ASN217 | electrostatic stabiliser |
| A | THR218 | activator, electrostatic stabiliser, enhance reactivity, hydrogen bond acceptor |
| A | LYS255 | electrostatic stabiliser, hydrogen bond donor |
| A | ASN284 | electrostatic stabiliser |
