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Literature summary for 3.5.2.3 extracted from

  • Taylor, W.H.; Taylor, M.L.; Balch, W.E.; Gilchrist, P.S.
    Purification and properties of dihydroorotase, a zinc-containing metalloenzyme in Clostridium oroticum (1976), J. Bacteriol., 127, 863-873.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
phosphate 300 mM caused 84% inhibition Faecalicatena orotica

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.07
-
L-dihydroorotate
-
Faecalicatena orotica
0.13
-
L-carbamoylaspartate
-
Faecalicatena orotica

Metals/Ions

Metals/Ions Comment Organism Structure
Zn2+ zinc metalloprotein, contains 4 g Zn/mol of dimer Faecalicatena orotica

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55000
-
2 * 55000, SDS-PAGE Faecalicatena orotica
110000
-
gel filtration Faecalicatena orotica

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
N-carbamoyl-L-aspartate Faecalicatena orotica
-
L-dihydroorotate + H2O
-
r

Organism

Organism UniProt Comment Textmining
Faecalicatena orotica
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Faecalicatena orotica

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.032
-
-
Faecalicatena orotica

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
L-carbamoylaspartate
-
Faecalicatena orotica L-dihydroorotate + H2O
-
r
N-carbamoyl-L-aspartate
-
Faecalicatena orotica L-dihydroorotate + H2O
-
r

Subunits

Subunits Comment Organism
dimer 2 * 55000, SDS-PAGE Faecalicatena orotica

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Faecalicatena orotica
8
-
-
Faecalicatena orotica