Structure of PDB 1dgm Chain A Binding Site BS02

Receptor Information
>1dgm Chain A (length=346) Species: 5811 (Toxoplasma gondii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TGPMRVFAIGNPILDLVAEVPSSFLDEFFLKRGDATLATPEQMRIYSTLD
QFNPTSLPGGSALNSVRVVQKLLRKPGSAGYMGAIGDDPRGQVLKELCDK
EGLATRFMVAPGQSTGVCAVLINEKERTLCTHLGACGSFRLPEDWTTFAS
GALIFYATAYTLTATPKNAFEVAGYAHGIPNAIFTLNLSAPFCVELYKDA
MQSLLLHTNILFGNEEEFAHLAKVHNLVTANKEHAVEVCTGALRLLTAGQ
NTGATKLVVMTRGHNPVIAAEQTADGTVVVHEVGVPVVAAEKIVDTNGAG
DAFVGGFLYALSQGKTVKQCIMCGNACAQDVIQHVGFSLSFTSLPC
Ligand information
Ligand IDADN
InChIInChI=1S/C10H13N5O4/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(18)6(17)4(1-16)19-10/h2-4,6-7,10,16-18H,1H2,(H2,11,12,13)/t4-,6-,7-,10-/m1/s1
InChIKeyOIRDTQYFTABQOQ-KQYNXXCUSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO)[CH](O)[CH]3O
ACDLabs 10.04n2c1c(ncnc1n(c2)C3OC(C(O)C3O)CO)N
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO)[C@@H](O)[C@H]3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)CO)O)O)N
FormulaC10 H13 N5 O4
NameADENOSINE
ChEMBLCHEMBL477
DrugBankDB00640
ZINCZINC000002169830
PDB chain1dgm Chain A Residue 375 [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]
PDB1dgm Crystal structure of adenosine kinase from Toxoplasma gondii at 1.8 A resolution.
Resolution1.8 Å
Binding residue
(original residue number in PDB)		N20 D24 G69 S70 Y169 D318
Binding residue
(residue number reindexed from 1)		N11 D15 G60 S61 Y160 D301
Annotation score5
Binding affinityPDBbind-CN: -logKd/Ki=5.05,Ki=8.9uM
BindingDB: Ki=8900nM
Enzymatic activity
Catalytic site (original residue number in PDB) R136 G315 A316 G317 D318
Catalytic site (residue number reindexed from 1) R127 G298 A299 G300 D301
Enzyme Commision number 2.7.1.20: adenosine kinase.
Gene Ontology
Molecular Function
GO:0004001 adenosine kinase activity
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0046872 metal ion binding
Biological Process
GO:0006144 purine nucleobase metabolic process
GO:0006166 purine ribonucleoside salvage
GO:0016310 phosphorylation
GO:0034654 nucleobase-containing compound biosynthetic process
GO:0044209 AMP salvage
GO:0055086 nucleobase-containing small molecule metabolic process
Cellular Component
GO:0005634 nucleus
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1dgm, PDBe:1dgm, PDBj:1dgm
PDBsum1dgm
PubMed10794412
UniProtQ9TVW2|ADK_TOXGO Adenosine kinase (Gene Name=AK)

[Back to BioLiP]