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2.1.1.260: rRNA small subunit pseudouridine methyltransferase Nep1

This is an abbreviated version!
For detailed information about rRNA small subunit pseudouridine methyltransferase Nep1, go to the full flat file.

Word Map on EC 2.1.1.260

Reaction

S-adenosyl-L-methionine
+
pseudouridine1191 in yeast 18S rRNA
=
S-adenosyl-L-homocysteine
+
N1-methylpseudouridine1191 in yeast 18S rRNA

Synonyms

Bowen-Conradi syndrome protein, Emg1, Emg1p, essential for mitotic growth 1, N1-specific pseudouridine methyltransferase, Nep1, Nep1 methyltransferase, Nep1p, nucleolar essential protein 1, pseudouridine N1-methyltransferase, pseudouridine-N1-specific methyltransferase

ECTree

     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.260 rRNA small subunit pseudouridine methyltransferase Nep1

Purification

Purification on EC 2.1.1.260 - rRNA small subunit pseudouridine methyltransferase Nep1

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PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
native enzyme partially from subcellular fractions by sucrose density gradient fractionation
-
recombinant His-tagged Nep1 from Escherichia coli strain M15(pREP4) by nickel affinity chromatography
-
recombinant His6-tagged Nep1 from Escherichia coli strain RosettaTM-DE3-pLysS by nickel affinity chromatography, cleavage of the tag by TEV protease, and two steps of gel filtration to over 99% purity
-
recombinant N-terminally His6-tagged wild-type and D90G mutant Nep1 from Escherichia coli strain XL1-blue by nickel affinity chromatography and gel filtration
recombinant Nep1 by cation exchange chromatography and gel filtration
-
recombinant Nep1p from Escherichia coli strain BL21(DE3) by ion exchange chromatography and gel filtration
recombinant wild-type and selenomethionine-labeled His6-tagged Nep1 from Escherichia coli strain RosettaTM-DE3-pLysS by nickel affinity chromatography, cleavage of the tag by TEV protease, and two steps of gel filtration to over 99% purity