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2.7.7.8: polyribonucleotide nucleotidyltransferase

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

Word Map on EC 2.7.7.8

Reaction

RNAn+1
+
phosphate
=
RNAn
 +
a nucleoside diphosphate

Synonyms

AtcpPNPase, AtmtPNPase, chloroplast PNPase, cpPNPase, hPNPase(old-35), hPNPaseold-35, nucleoside diphosphate:polynucleotidyl transferase, nucleotidyltransferase, polyribonucleotide, PNP, PNPase, PNPT1, polynucleotide phosphorylase, polyribonucleotide phosphorylase, RNase PH

ECTree

     2 Transferases
         2.7 Transferring phosphorus-containing groups
             2.7.7 Nucleotidyltransferases
                2.7.7.8 polyribonucleotide nucleotidyltransferase

KM Value

KM Value on EC 2.7.7.8 - polyribonucleotide nucleotidyltransferase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.042
2',3'-cyclic RNAn
pH 8.4, 37°C
-
0.156
3'-phosphorylated RNA(n)
pH 8.4, 37°C
-
0.0536 - 25
ADP
1
CDP
-
pH 9.5, 37°C, approx. value
0.000166
globin mRNA
-
pH 8.0, 37°C, phosphorolysis of poly(A)tail from rabbit globin mRNA
-
0.05
heptauridylate
-
phosphorolysis reaction
0.05
Mg2+
-
-
0.033
nonaadenylate
-
phosphorolysis reaction
-
0.25
phosphate
-
pH 8.0, 20°C, ADP-phosphate-exchange reaction
0.32
Poly(A)
-
pH 8.0, 37°C
0.022
RNA(n)
pH 8.4, 37°C
0.25
tetrauridylate
-
phosphorolysis reaction
2.5
triadenylate
-
phosphorolysis reaction
0.4 - 1
UDP
additional information
additional information
-