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2.7.1.21: thymidine kinase

This is an abbreviated version!
For detailed information about thymidine kinase, go to the full flat file.

Word Map on EC 2.7.1.21

Reaction

ATP
+
thymidine
=
ADP
+
dTMP

Synonyms

2'-deoxythymidine kinase, ATP-thymidine 5'-phosphotransferase, beta-thymidine kinase-1, beta-thymidine kinase-2, calmodulin-binding protein, CaM-binding protein, CaMBP, CHV-TK, dThd kinase-1, dThd kinase-2, EC 2.7.1.75, EHV4-TK, FHV-TK, HSV-1 TK, HSV1-TK, kinase, deoxythymidine (phosphorylating), kinase, thymidine (phosphorylating), LMJF_21_1210, mitochondrial thymidine kinase, More, Mt-TK, TdR kinase, ThyB, thymidine kinase, thymidine kinase 1, thymidine kinase 2, thymidine kinase 2, mitochondrial, thymidine kinase I, thymidine kinase-1, thymidine kinase-2, thymidylate kinase, TK, TK-1, TK-2, TK1, TK1a, TK1b, TK2, type 1 thymidine kinase, type II thymidine kinase 1, UL23, VVTK

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.1 Phosphotransferases with an alcohol group as acceptor
                2.7.1.21 thymidine kinase

KM Value

KM Value on EC 2.7.1.21 - thymidine kinase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.05
2',3'-didehydro-2',3'-dideoxythymidine
-
at pH 7.8 and 25°C
0.075
2',3'-dideoxy-2',3'-didehydrothymidine
37°C, pH not specified in the publication
0.00065 - 0.0087
2',3'-dideoxy-3'-azidothymidine
0.03
2',3'-dideoxythymidine
37°C, pH not specified in the publication
0.004 - 0.025
2'-deoxycytidine
0.0011 - 0.33
2'-deoxythymidine
0.0015 - 0.011
2'-deoxyuridine
0.132
2'-fluoro-5-methyl-beta-L-arabinofuranosyluracil
37°C, pH not specified in the publication
0.032
3'-azido-2',3'-dideoxythymidine
-
at pH 7.8 and 25°C
0.00038 - 2.318
3'-azido-3'-deoxythymidine
0.0563
3-[1(2)-closo-1,7-carboranylbutyltetrazol-5-ylmethyl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0174
3-[1(2)-closo-1,7-carboranylbutyltetrazol-5-yl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0318
3-[1(2)-closo-1,7-carboranylethyltetrazol-5-ylmethyl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0356
3-[1(2)-closo-1,7-carboranylethyltetrazol-5-yl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0552
3-[1(2)-closo-1,7-carboranylpropyltetrazol-5-ylmethyl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0799
3-[1(2)-closo-1,7-carboranylpropyltetrazol-5-yl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0373
3-[1(2)-propyltetrazol-5-ylmethyl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.0552
3-[1(2)-propyltetrazol-5-yl]thymidine
-
in 25 mM Tris-HCl (pH 7.6), 5 mM MgCl2, 125 mM KCl, 10 mM dithiothreitol, and 0.5 mg/ml bovine serum albumin, at 37°C
0.002
5-bromo-2'-deoxyuridine
pH 7.4, 25°C
0.001 - 0.04
5-fluoro-2'-deoxyuridine
0.03
5-fluorodeoxyuridine
-
full-length enzyme, at pH 7.8 and 37°C
0.0967
5-hydroxymethyl-2'-deoxyuridine
pH 7.4, 25°C
0.0012
5-iodo-2'-deoxyuridine
-
-
0.011
aciclovir monophosphate
Herpes simplex virus
-
-
0.00337 - 0.417
acyclovir
0.0001 - 20
ATP
0.29
beta-L-thymidine
-
at pH 7.8 and 25°C
0.049 - 0.15
CTP
8.4
deoxyadenosine
-
full-length enzyme, at pH 7.8 and 37°C
0.003 - 0.568
deoxycytidine
2.6
deoxyguanosine
-
full-length enzyme, at pH 7.8 and 37°C
2.5
deoxyinosine
-
full-length enzyme, at pH 7.8 and 37°C
0.0017
deoxythymidine
-
-
0.0047 - 0.43
deoxyuridine
0.066
difluorodeoxycytidine
-
0.029
difluorodeoxyuridine
-
0.114
dioxolane thymidine
37°C, pH not specified in the publication
0.00333 - 0.473
ganciclovir
0.12
ganciclovir monophosphate
Herpes simplex virus
-
-
0.041 - 0.3
GTP
0.8
MgCl2
-
pH 8
0.00015 - 6
thymidine
0.022
trifluoromethylthymidine
-
at pH 7.8 and 25°C
0.072 - 0.127
TTP
1.462 - 7.8
uridine
0.26
UTP
-
pH 7.4, 37°C
additional information
additional information
-