Structure of PDB 4orm Chain A

Receptor sequence
>4ormA (length=375) Species: 36329 (Plasmodium falciparum 3D7) [Search protein sequence]
YNPEFFLYDIFLKFCLKYIDGEICHDLFLLLGKYNILPYDTSNDSIYACT
NIKHLDFINPFGVAAGFDKNGVCIDSILKLGFSFIEIGTITPRGQTGNAK
PRIFRDVESRSIINSCGFNNMGCDKVTENLILFRKRQEEDKLLSKHIVGV
SIGKNKDTVNIVDDLKYCINKIGRYADYIAINVSSPNTPGLRDNQEAGKL
KNIILSVKEEIDNLEKNNIMNDEFLWFNTTKKKPLVFVKLAPDLNQEQKK
EIADVLLETNIDGMIISNTTTQINDIKSFENKKGGVSGAKLKDISTKFIC
EMYNYTNKQIPIIASGGIFSGLDALEKIEAGASVCQLYSCLVFNGMKSAV
QIKRELNHLLYQRGYYNLKEAIGRK
3D structure
PDB4orm Fluorine Modulates Species Selectivity in the Triazolopyrimidine Class of Plasmodium falciparum Dihydroorotate Dehydrogenase Inhibitors.
ChainA
Resolution2.07 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) G248 N274 F278 S345 N347 T348 K429 N458
Catalytic site (residue number reindexed from 1) G88 N114 F118 S185 N187 T188 K239 N268
Enzyme Commision number 1.3.5.2: dihydroorotate dehydrogenase (quinone).
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 2V6 A L172 G181 C184 H185 F188 F227 L240 I263 R265 V532 L12 G21 C24 H25 F28 F67 L80 I103 R105 V342 MOAD: ic50=0.0018uM
BindingDB: IC50=22nM
BS02 FMN A A225 G226 K229 T249 N274 N342 K429 S477 G478 S505 G506 G507 Y528 S529 A65 G66 K69 T89 N114 N182 K239 S287 G288 S315 G316 G317 Y338 S339
Gene Ontology
Molecular Function
GO:0004152 dihydroorotate dehydrogenase activity
GO:0016627 oxidoreductase activity, acting on the CH-CH group of donors
Biological Process
GO:0006207 'de novo' pyrimidine nucleobase biosynthetic process
Cellular Component
GO:0005737 cytoplasm
GO:0016020 membrane

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:4orm, PDBe:4orm, PDBj:4orm
PDBsum4orm
PubMed24801997
UniProtQ08210|PYRD_PLAF7 Dihydroorotate dehydrogenase (quinone), mitochondrial (Gene Name=PFF0160c)

[Back to BioLiP]