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Literature summary for 4.2.99.18 extracted from

  • Grafstrom, R.H.; Park, L.; Grossman, L.
    Enzymatic repair of pyrimidine dimer-containing DNA. A 5' dimmer DNA glycosylase: 3'apyrimidinic endonuclease mechanism from Micrococcus luteus (1982), J. Biol. Chem., 257, 13456-13474.
No PubMed abstract available

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.000015
-
thymidine-labeled DNA
-
Micrococcus luteus
0.00028
-
cytosine-labeled DNA
-
Micrococcus luteus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
18000
-
1 * 18000, SDS-PAGE Micrococcus luteus

Natural Substrates/ Products (Substrates)

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

Organism

Organism UniProt Comment Textmining
Micrococcus luteus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
20000fold Micrococcus luteus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Micrococcus luteus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
cytosine-labeled DNA
-
Micrococcus luteus ?
-
?
DNA
-
Micrococcus luteus fragments of DNA
-
?
DNA acts specifically on pyrimidine dimers, preferring those in double-stranded DNA to those in singes-stranded DNA, enzyme has glycosylase and apyrimidinic/apurinic endonuclease activity, cleaves 3' to the AP site generating a 3'-deoxyribose moiety and a 5'-phosphate Micrococcus luteus fragments of DNA
-
?
thymidine-labeled DNA
-
Micrococcus luteus ?
-
?

Subunits

Subunits Comment Organism
monomer 1 * 18000, SDS-PAGE Micrococcus luteus