Structure of PDB 4eck Chain A Binding Site BS03

Receptor Information
>4eck Chain A (length=498) Species: 5811 (Toxoplasma gondii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KPVCLVVAMTPKRGIGINNGLPWPHLTTDFKHFSRVTKTTPEFNAVVMGR
KTWESMPRKFRPLVDRLNIVVSSSLKEEDIAAKEGQQRVRVCASLPAALS
LEEYKDSVDQIFVVGAGLYEAALSGVASHLYITRVAREFPCDVFFPAPGD
DILTYRPIFISKTFSDNGVPYDFVVLEKRSSAAAIAPVLAWMDEDRELIR
AVPHVHFRGHEEFQYLDLIADIINNGRTMDDRTGVGVISKFGCTMRYSLD
QAFPLLTTKRVFWKGVLEELLWFIRGDTNANHLSEKGVKIWDKNVTREFL
DSRNLPHREVGDIGPGYGFQWRHFGAAYKDMHTDYTGQGVDQLKNVIQML
RTNPTDRRMLMTAWNPAALDEMALPPCHLLCQFYVNDQKELSCIMYQRSC
DVGLGVPFNIASYSLLTLMVAHVCNLKPKEFIHFMGNTHVYTNHVEALKE
QLRREPRPFPIVNILNKERIKEIDDFTAEDFEVVGYVPHGRIQMEMAV
Ligand information
Ligand IDUMP
InChIInChI=1S/C9H13N2O8P/c12-5-3-8(11-2-1-7(13)10-9(11)14)19-6(5)4-18-20(15,16)17/h1-2,5-6,8,12H,3-4H2,(H,10,13,14)(H2,15,16,17)/t5-,6+,8+/m0/s1
InChIKeyJSRLJPSBLDHEIO-SHYZEUOFSA-N
SMILES
SoftwareSMILES
ACDLabs 12.01O=P(O)(O)OCC2OC(N1C(=O)NC(=O)C=C1)CC2O
CACTVS 3.370O[CH]1C[CH](O[CH]1CO[P](O)(O)=O)N2C=CC(=O)NC2=O
OpenEye OEToolkits 1.7.6C1[C@@H]([C@H](O[C@H]1N2C=CC(=O)NC2=O)COP(=O)(O)O)O
CACTVS 3.370O[C@H]1C[C@@H](O[C@@H]1CO[P](O)(O)=O)N2C=CC(=O)NC2=O
OpenEye OEToolkits 1.7.6C1C(C(OC1N2C=CC(=O)NC2=O)COP(=O)(O)O)O
FormulaC9 H13 N2 O8 P
Name2'-DEOXYURIDINE 5'-MONOPHOSPHATE;
DUMP
ChEMBLCHEMBL211312
DrugBankDB03800
ZINCZINC000004228260
PDB chain4eck Chain B Residue 701 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB4eck First Three-Dimensional Structure of Toxoplasma gondii Thymidylate Synthase-Dihydrofolate Reductase: Insights for Catalysis, Interdomain Interactions, and Substrate Channeling.
Resolution3.516 Å
Binding residue
(original residue number in PDB)
R469 R470
Binding residue
(residue number reindexed from 1)
R357 R358
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) L23 D31 E381 W403 Y429 C489 R510 D513
Catalytic site (residue number reindexed from 1) L21 D29 E269 W291 Y317 C377 R398 D401
Enzyme Commision number 1.5.1.3: dihydrofolate reductase.
2.1.1.45: thymidylate synthase.
Gene Ontology
Molecular Function
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

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:4eck, PDBe:4eck, PDBj:4eck
PDBsum4eck
PubMed24053355
UniProtQ07422|DRTS_TOXGO Bifunctional dihydrofolate reductase-thymidylate synthase

[Back to BioLiP]