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2.7.1.78: polynucleotide 5'-hydroxyl-kinase

This is an abbreviated version!
For detailed information about polynucleotide 5'-hydroxyl-kinase, go to the full flat file.

Word Map on EC 2.7.1.78

Reaction

ATP
+
5'-dephospho-DNA
=
ADP
+
5'-phospho-DNA

Synonyms

5' end-specific RNA/DNA kinase, 5' polynucleotide kinase, 5'-hydroxyl polynucleotide kinase, 5'-hydroxyl polyribonucleotide kinase, 5'-hydroxyl RNA kinase, 5'-OH polynucleotide kinase, ATP:5'-dephosphopolynucleotide 5'-phosphatase, cleavage and polyadenylation factor I subunit, CLP1, Clp1-like protein, DNA 5'-hydroxyl kinase, DNA kinase, Grc3, HD-Pnk, HEAB, hPNKP, kinase (phosphorylating), polynucleotide 5'-hydroxyl, More, mPNKP, Nol9, PALF, PhoClp1, PNK, Pnk1, PNKP, polynucleotide 5'-hydroxyl kinase (phosphorylating), polynucleotide 5'-hydroxyl-kinase, polynucleotide kinase, polynucleotide kinase and aprataxin-like forkhead-associated, polynucleotide kinase phosphatase, polynucleotide kinase-phosphatase, polynucleotide kinase/phosphatase, RNA-specific polynucleotide kinase, Rnl1, RPNK, T4 PNK, T4 polynucleotide kinase, T4 polynucleotide kinase/phosphatase, tRNA endonuclease complex, TSEN

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.1 Phosphotransferases with an alcohol group as acceptor
                2.7.1.78 polynucleotide 5'-hydroxyl-kinase

General Stability

General Stability on EC 2.7.1.78 - polynucleotide 5'-hydroxyl-kinase

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GENERAL STABILITY
ORGANISM
UNIPROT
LITERATURE
ATP protects against heat denaturation and tryptic digestion
-
bovine serum albumin and dithiothreitol stabilize the enzyme during activity assay
-
freezing and thawing reduces activity after 1 cycle by 60%
greatest protection from heat inactivation with substrates for the kinase, e.g. thymus DNA and ribosomal RNA, both micrococcal nuclease-treated and 3'-AMP
-
high ionic strength, 0.1 M KCl, spermine, ATP and thymidine 3'-monophosphate stabilize the oligomeric structure
Tequatrovirus T4
-
high ionic strength, e.g. 0.1 M KCl, spermine, ATP and thymidine 3'-monophosphate are essential to stabilize the enzyme in an oligomeric state
Tequatrovirus T4
-
protection against heat inactivation by ATP or 5'-OH-DNA at low and moderately high NaCl concentrations
-