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Literature summary for 4.2.99.18 extracted from

  • Armel, P.R.; Wallace, S.S.
    DNA repair in Saccharomyces, purification and characterization of apurinic endonuleases (1984), J. Bacteriol., 160, 895-902.
    View publication on PubMedView publication on EuropePMC

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+ required Saccharomyces cerevisiae
Mg2+ optimal concentration: 4 mM for endonuclease D1 and D2 Saccharomyces cerevisiae
Mg2+ optimal concentration: 8 mM, endonuclease D3 Saccharomyces cerevisiae
Mg2+ optimal concentration: 6 mM, endonuclease E Saccharomyces cerevisiae
Mg2+ optimal concentration: 2 mM (endonuclease D4) Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
10000
-
endonuclease D2, glycerol density gradient sedimentation Saccharomyces cerevisiae
37000
-
endonuclease E, glycerol density gradient sedimentation Saccharomyces cerevisiae
49000
-
endonuclease D4, glycerol density gradient sedimentation Saccharomyces cerevisiae

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
DNA Saccharomyces cerevisiae
-
fragments of DNA
-
?

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
5 distinct apurinic endonucleases: D1, D2, D3, D4 and E Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
DNA
-
Saccharomyces cerevisiae fragments of DNA
-
?
DNA cuts the DNA strands on the 5' side of the apurinic sites giving a 3'-OH and a 5'-phosphate Saccharomyces cerevisiae fragments of DNA
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
endonuclease D4 Saccharomyces cerevisiae
8
-
endonuclease E Saccharomyces cerevisiae
8.5
-
endonuclease D1, D2, D3 Saccharomyces cerevisiae

pH Range

pH Minimum pH Maximum Comment Organism
8 9 50% of activity maximum, endonuclease D1, D2 and D3 Saccharomyces cerevisiae