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Literature summary for 2.5.1.9 extracted from

  • Illarionov, B.; Haase, I.; Bacher, A.; Fischer, M.; Schramek, N.
    Presteady state kinetic analysis of riboflavin synthase (2003), J. Biol. Chem., 278, 47700-47706.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information presteady state kinetic analysis, single turnover conditions, transient stopped flow and quenched flow kinetics measurements of the pentacyclic reaction intermediate Escherichia coli

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
6,7-dimethyl-8-(1-D-ribityl)lumazine Escherichia coli
-
riboflavin + 5-amino-6-ribitylamino-2,4-(1H,3H)-pyrimidinedione
-
r

Organism

Organism UniProt Comment Textmining
Escherichia coli
-
-
-

Reaction

Reaction Comment Organism Reaction ID
2 6,7-dimethyl-8-(1-D-ribityl)lumazine = riboflavin + 4-(1-D-ribitylamino)-5-amino-2,6-dihydroxypyrimidine detailed catalytic mechanism, pentacyclic reaction intermediate Escherichia coli

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
6,7-dimethyl-8-(1-D-ribityl)lumazine
-
Escherichia coli riboflavin + 5-amino-6-ribitylamino-2,4-(1H,3H)-pyrimidinedione
-
r
6,7-dimethyl-8-(1-D-ribityl)lumazine mechanistical complex dismutation Escherichia coli riboflavin + 5-amino-6-ribitylamino-2,4-(1H,3H)-pyrimidinedione
-
r

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
25
-
assay at Escherichia coli

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.9
-
assay at Escherichia coli