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3.1.30.2: Serratia marcescens nuclease

This is an abbreviated version!
For detailed information about Serratia marcescens nuclease, go to the full flat file.

Word Map on EC 3.1.30.2

Reaction

endonucleolytic cleavage to 5'-phosphomononucleotide and 5'-phosphooligonucleotide end-products =

Synonyms

barley nuclease, BFN1, BMN, CAD, caspase-activated DNase, DFF, DFF40/CAD endonuclease, DNA fragmentation factor, EC 3.1.4.9, ENDO1, ENDO2, ENDO4, ENDO5, endonuclease, endonuclease (Serratia marcescens), endonuclease 1, endonuclease 2, endonuclease 4, endonuclease 5, Kamchatka crab duplex-specific nuclease, More, mung bean nuclease, NUC49, nucA, NucANLS, nuclease A, nuclease I, nuclease, nucleate endo-, nucleate endonuclease, Par_DSN, plant nuclease I, plant S1-like nuclease, plant type I nuclease, rNUC49, S1-like nuclease, Serratia marcescens endonuclease, Serratia marcescens nuclease, Sm2, Sma, Sma nuc, Sma nuc endonuclease, SMnase

ECTree

     3 Hydrolases
         3.1 Acting on ester bonds
             3.1.30 Endoribonucleases that are active with either ribo- or deoxyribonucleic acids and produce 5'-phosphomonoesters
                3.1.30.2 Serratia marcescens nuclease

Engineering

Engineering on EC 3.1.30.2 - Serratia marcescens nuclease

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PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
G133V
yield after proteinase K treatment 0%
G139V
yield after proteinase K treatment 0%
H168A
yield after proteinase K treatment 0%
H171A
yield after proteinase K treatment 0%
H237A
yield after proteinase K treatment 20%
K235A
yield after proteinase K treatment 19%
K235R
yield after proteinase K treatment 21%
R121/122A
yield after proteinase K treatment 4%
R121A
for specific activity measurement
R121K
yield after proteinase K treatment 19%
R122A
for specific activity measurement
R122K
yield after proteinase K treatment 20%
R184A
yield after proteinase K treatment 22%
R184K
yield after proteinase K treatment 18%
H89G
hydroxylamine reduces the growth of the recombinant strain Escherichia coli TGE900 pHisNucSma (H89G) compared to the control without hydroxylamine. Such a decrease in growth may be due to the restoration of the activity of the mutant enzyme, leading to the cleavage of nucleic acids in the cell