Structure of PDB 6pfa Chain A

Receptor sequence
>6pfaA (length=506) Species: 237895 (Cryptosporidium hominis) [Search protein sequence]
EKNVSIVVAASVLSSGIGINGQLPWSISEDLKFFSKITNNKCDSNKKNAL
IMGRKTWDSIGRRPLKNRIIVVISSSLPQDEADPNVVVFRNLEDSIENLM
NDDSIENIFVCGGESIYRDALKDNFVDRIYLTRVALEDIEFDTYFPEIPE
TFLPVYMSQTFCTKNISYDFMIFEKQELKSIDDTVDLLGEIFGIRKMGNR
HKFPKEEIYNTPSIRFGREHYEFQYLDLLSRVLENGAYRENRTGISTYSI
FGQMMRFDMRESFPLLTTKKVAIRSIFEELIWFIKGDTNGNHLIEKKVYI
WSGNGSKEYLERIGLGHREENDLGPIYGFQWRHYNGEYKTMHDDYTGVGV
DQLAKLIETLKNNPKDRRHILTAWNPSALSQMALPPCHVLSQYYVTNDNC
LSCNLYQRSCDLGLGSPFNIASYAILTMMLAQVCGYEPGELAIFIGDAHI
YENHLTQLKEQLSRTPRPFPQLKFKRKVENIEDFKWEDIELIGYYPYPTI
KMDMAV
3D structure
PDB6pfa Structure activity relationship towards design of cryptosporidium specific thymidylate synthase inhibitors.
ChainA
Resolution2.79 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) L25 D32 E294 W316 Y342 C402 R423 D426
Catalytic site (residue number reindexed from 1) L23 D30 E279 W301 Y327 C387 R408 D411
Enzyme Commision number 1.5.1.3: dihydrofolate reductase.
2.1.1.45: thymidylate synthase.
Interaction with ligand
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004146 dihydrofolate reductase activity
GO:0004799 thymidylate synthase activity
GO:0008168 methyltransferase activity
GO:0016491 oxidoreductase activity
GO:0016741 transferase activity, transferring one-carbon groups
Biological Process
GO:0006231 dTMP biosynthetic process
GO:0006730 one-carbon metabolic process
GO:0009165 nucleotide biosynthetic process
GO:0032259 methylation
GO:0046654 tetrahydrofolate biosynthetic process
Cellular Component
GO:0005739 mitochondrion
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6pfa, PDBe:6pfa, PDBj:6pfa
PDBsum6pfa
PubMed31536894
UniProtA0A0S4TER9

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