Structure of PDB 3ipx Chain A Binding Site BS02

Receptor Information
>3ipx Chain A (length=229) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RIKKISIEGNIAAGKSTFVNILKQLCEDWEVVPEPVARWCNVQSTNGGNV
LQMMYEKPERWSFTFQTYACLSRIRAQLASLNGKLKDAEKPVLFFERSVY
SDRYIFASNLYESECMNETEWTIYQDWHDWMNNQFGQSLELDGIIYLQAT
PETCLHRIYLRGRNEEQGIPLEYLEKLHYKHESWLLHRTLKTNFDYLQEV
PILTLDVNEDFKDKYESLVEKVKEFLSTL
Ligand information
Ligand IDB86
InChIInChI=1S/C9H12FN3O4/c10-4-2-13(9(16)12-8(4)11)7-1-5(15)6(3-14)17-7/h2,5-7,14-15H,1,3H2,(H2,11,12,16)/t5-,6+,7+/m0/s1
InChIKeyIDYKCXHJJGMAEV-RRKCRQDMSA-N
SMILES
SoftwareSMILES
CACTVS 3.352NC1=NC(=O)N(C=C1F)[CH]2C[CH](O)[CH](CO)O2
OpenEye OEToolkits 1.7.0C1[C@@H]([C@H](O[C@H]1N2C=C(C(=NC2=O)N)F)CO)O
CACTVS 3.352NC1=NC(=O)N(C=C1F)[C@H]2C[C@H](O)[C@@H](CO)O2
OpenEye OEToolkits 1.7.0C1C(C(OC1N2C=C(C(=NC2=O)N)F)CO)O
ACDLabs 11.02FC=1C(=NC(=O)N(C=1)C2OC(C(O)C2)CO)N
FormulaC9 H12 F N3 O4
Name2'-deoxy-5-fluorocytidine
ChEMBLCHEMBL1076257
DrugBankDB12957
ZINCZINC000017311164
PDB chain3ipx Chain A Residue 262 [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]
PDB3ipx Lead optimization and structure-based design of potent and bioavailable deoxycytidine kinase inhibitors.
Resolution2.0 Å
Binding residue
(original residue number in PDB)
I30 E53 L82 Y86 F96 Q97 D133 F137 E197
Binding residue
(residue number reindexed from 1)
I11 E34 L51 Y55 F65 Q66 D102 F106 E166
Annotation score3
Binding affinityMOAD: ic50=120nM
PDBbind-CN: -logKd/Ki=6.92,IC50=120nM
BindingDB: IC50=>4000nM
Enzymatic activity
Catalytic site (original residue number in PDB) E53 R128
Catalytic site (residue number reindexed from 1) E34 R97
Enzyme Commision number 2.7.1.113: deoxyguanosine kinase.
2.7.1.74: deoxycytidine kinase.
2.7.1.76: deoxyadenosine kinase.
Gene Ontology
Molecular Function
GO:0004136 deoxyadenosine kinase activity
GO:0004137 deoxycytidine kinase activity
GO:0004138 deoxyguanosine kinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0019136 deoxynucleoside kinase activity
GO:0042803 protein homodimerization activity
GO:0043771 cytidine kinase activity
Biological Process
GO:0006139 nucleobase-containing compound metabolic process
GO:0006220 pyrimidine nucleotide metabolic process
GO:0009224 CMP biosynthetic process
GO:0016310 phosphorylation
GO:0106383 dAMP salvage
GO:1901135 carbohydrate derivative metabolic process
GO:1901293 nucleoside phosphate biosynthetic process
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
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:3ipx, PDBe:3ipx, PDBj:3ipx
PDBsum3ipx
PubMed19836232
UniProtP27707|DCK_HUMAN Deoxycytidine kinase (Gene Name=DCK)

[Back to BioLiP]