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The taxonomic range for the selected organisms is: Apis mellifera
The expected taxonomic range for this enzyme is: Eukaryota, Bacteria
Synonyms
arginine kinase, argk, arginine phosphokinase, pyak3, tcak1, mnak2, tcak2, tbak3, pyak2, pyak4,
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adenosine 5'-triphosphate-arginine phosphotransferase
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adenosine 5'-triphosphate: L-arginine phosphotransferase
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arginine phosphokinase
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ATP:L-arginine N-phosphotransferase
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kinase, arginine (phosphorylating)
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ATP + L-arginine = ADP + Nomega-phospho-L-arginine
rapid equilibrium random mechanism
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phospho group transfer
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ATP:L-arginine Nomega-phosphotransferase
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ADP + Nomega-phospho-L-Arg
ATP + L-arginine
the enzyme is an important component of the energy releasing mechanism in the visual system that has high and fluctuating energy demands
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ATP + L-Arg
ADP + Nomega-phospho-L-Arg
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ATP + L-Arg
ADP + Nomega-phospho-L-Arg
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ATP + L-arginine methyl ester
ADP + Nomega-phospho-L-arginine methyl ester
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ADP + Nomega-phospho-L-Arg
ATP + L-arginine
the enzyme is an important component of the energy releasing mechanism in the visual system that has high and fluctuating energy demands
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Mg2+
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highest activity if the ratio Mg2+:ADP is 4:1, synthesis of ATP
Mg2+
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highest activity if ratio Mg2+:ATP is 1:1, synthesis of arginine phosphate
Mn2+
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less effective than Mg2+ in activation
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ATP
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product inhibition, competitive with ADP, noncompetitive with L-Arg
D-Arg
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product inhibition, competitive with arginine phosphate and noncompetitive withg ADP
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7.1 - 7.2
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synthesis of ATP
8.3
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synthesis of N-phospho-L-arginine
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5 - 8.2
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pH 5.0: about 30% of maximal activity, pH 8.2: about 30% of maximal activity, ATP synthesis
6.3 - 9
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pH 6.3: about 65% of maximal activity, pH 9.0: about 70% of maximal activity, synthesis of N-phospho-L-Arg
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45
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synthesis of ATP and synthesis of N-phospho-L-Arg
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three isoforms transcribed from a single gene: a, b, and c
Uniprot
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brenda
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brenda
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KARG_APIME
355
0
40008
Swiss-Prot
other Location (Reliability: 1)
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Cheung, A.C.
Kinetic properties of arginine phosphokinase from honeybees, Apis mellifera L. (Hymenoptera, Apidae)
Arch. Biochem. Biophys.
154
28-39
1973
Apis mellifera
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Kucharski, R.; Maleszka, R.
Arginine kinase is highly expressed in the compound eye of the honey bee, Apis mellifera
Gene
211
343-349
1998
Apis mellifera (O61367), Apis mellifera
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