Structure of PDB 2zi5 Chain D

Receptor sequence
>2zi5D (length=218) Species: 9606 (Homo sapiens) [Search protein sequence]
RIKKISIEGNIAAGKSTFVNILKQLSEDWEVVPEPVARWNGGNVLQMMYE
KPERWSFTFQTYACLSRIRAQLASLNGKLEKPVLFFERSVYSDRYIFASN
LYESESMNETEWTIYQDWHDWMNNQFGLELDGIIYLQATPETCLHRIYLR
GRNEEQGIPLEYLEKLHYKHESWLLHRTLKTNFDYLQEVPILTLDVNEDF
KDKYESLVEKVKEFLSTL
3D structure
PDB2zi5 Structural basis for substrate promiscuity of dCK
ChainD
Resolution1.77 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E4053 R4128
Catalytic site (residue number reindexed from 1) E34 R88
Enzyme Commision number 2.7.1.113: deoxyguanosine kinase.
2.7.1.74: deoxycytidine kinase.
2.7.1.76: deoxyadenosine kinase.
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 UDP D A4031 G4033 K4034 S4035 T4036 R4188 R4192 D4241 F4242 K4243 A12 G14 K15 S16 T17 R146 R150 D199 F200 K201
BS02 3L1 D E4053 V4055 Y4086 F4096 Q4097 D4133 F4137 E34 V36 Y49 F59 Q60 D93 F97
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

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Biological Process
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Cellular Component
External links
PDB RCSB:2zi5, PDBe:2zi5, PDBj:2zi5
PDBsum2zi5
PubMed18377927
UniProtP27707|DCK_HUMAN Deoxycytidine kinase (Gene Name=DCK)

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