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Literature summary for 1.1.1.193 extracted from

  • Grill, S.; Yamaguchi, H.; Wagner, H.; Zwahlen, L.; Kusch, U.; Mack, M.
    Identification and characterization of two Streptomyces davawensis riboflavin biosynthesis gene clusters (2007), Arch. Microbiol., 188, 377-387.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
gene ribG, ribG forms an expression unit with ribY, a monofunctional GTP cyclohydrolase II, DNA and amino acid sequence determination and analysis, overexpression in Escherichia coli strain BL21(DE3) Streptomyces davaonensis

Protein Variants

Protein Variants Comment Organism
additional information a ribG mutant can be rescued by expression of ribB, overview Streptomyces davaonensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
22000
-
x * 22000, recombinant enzyme, SDS-PAGE Streptomyces davaonensis

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
5-amino-6-ribosylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADPH + H+ Streptomyces davaonensis
-
5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADP+
-
?
5-amino-6-ribosylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADPH + H+ Streptomyces davaonensis 768
-
5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADP+
-
?
additional information Streptomyces davaonensis the enzyme is involved in riboflavin biosynthesis, overview ?
-
?
additional information Streptomyces davaonensis 768 the enzyme is involved in riboflavin biosynthesis, overview ?
-
?

Organism

Organism UniProt Comment Textmining
Streptomyces davaonensis Q2VCF5 bifunctional enzyme; gene ribG
-
Streptomyces davaonensis 768 Q2VCF5 bifunctional enzyme; gene ribG
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
5-amino-6-ribosylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADPH + H+
-
Streptomyces davaonensis 5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADP+
-
?
5-amino-6-ribosylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADPH + H+
-
Streptomyces davaonensis 768 5-amino-6-ribitylamino-2,4(1H,3H)-pyrimidinedione 5'-phosphate + NADP+
-
?
additional information the enzyme is involved in riboflavin biosynthesis, overview Streptomyces davaonensis ?
-
?
additional information the enzyme is involved in riboflavin biosynthesis, overview Streptomyces davaonensis 768 ?
-
?

Subunits

Subunits Comment Organism
? x * 22000, recombinant enzyme, SDS-PAGE Streptomyces davaonensis