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4ORM

Crystal structure of Plasmodium falciparum dihydroorotate dehydrogenase bound with Inhibitor DSM338 (N-[3,5-difluoro-4-(trifluoromethyl)phenyl]-5-methyl-2-(trifluoromethyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-amine)

Functional Information from GO Data
ChainGOidnamespacecontents
A0004152molecular_functiondihydroorotate dehydrogenase activity
A0005737cellular_componentcytoplasm
A0006207biological_process'de novo' pyrimidine nucleobase biosynthetic process
A0016020cellular_componentmembrane
A0016627molecular_functionoxidoreductase activity, acting on the CH-CH group of donors
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE 2V6 A 1001
ChainResidue
ALEU172
ALEU240
AILE263
AARG265
ALEU531
AVAL532
AMET536
AGLY181
AGLU182
ACYS184
AHIS185
APHE188
ALEU189
ALEU197
APHE227

site_idAC2
Number of Residues23
DetailsBINDING SITE FOR RESIDUE FMN A 1002
ChainResidue
AALA224
AALA225
AGLY226
ALYS229
ATHR249
AILE263
AASN274
AASN342
ALYS429
ASER457
AASN458
ASER477
AGLY478
ASER505
AGLY506
AGLY507
ATYR528
ASER529
AORO1003
AHOH1104
AHOH1106
AHOH1108
AHOH1109

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE ORO A 1003
ChainResidue
ALYS229
AASN274
ACYS276
AGLY277
APHE278
AASN342
ASER345
APRO346
AASN347
AASN458
ATHR459
AFMN1002

site_idAC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 1004
ChainResidue
AASP180
APRO261
AGLU375
AASN381
AASP382
AHOH1184
AHOH1210

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 1005
ChainResidue
AGLU164
AASN195
ALEU197
ASO41006
AHOH1105

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE SO4 A 1006
ChainResidue
AASN162
AGLU164
AASN195
ATYR199
ATYR199
ASO41005

Functional Information from PROSITE/UniProt
site_idPS00911
Number of Residues20
DetailsDHODEHASE_1 Dihydroorotate dehydrogenase signature 1. SfieiGTITprgQtGNakPR
ChainResidueDetails
ASER243-ARG262

site_idPS00912
Number of Residues21
DetailsDHODEHASE_2 Dihydroorotate dehydrogenase signature 2. IIAsGGIfSgldAleKIeAGA
ChainResidueDetails
AILE502-ALA522

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"16510978","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20702404","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {}
ChainResidueDetails

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PDB entries from 2025-07-23

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