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Literature summary extracted from

  • Meng, J.; Srivastava, L.M.
    Partial purification and characterization of floridoside phosphate synthase from Porphyra perforata (1991), Phytochemistry, 30, 1763-1766.
No PubMed abstract available

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.137 additional information no cofactor or activator found Neoporphyra perforata

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.137 UDP 5 mM, competitive Neoporphyra perforata

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.137 2.7
-
 UDPgalactose
-
 Neoporphyra perforata
2.4.1.137 8
-
 sn-glycerol 3-phosphate
-
 Neoporphyra perforata

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.137 120000
-
 HPLC gel filtration Neoporphyra perforata

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.137 UDPgalactose + sn-glycerol 3-phosphate Neoporphyra perforata key enzyme in floridoside biosynthesis UDP + 2-(alpha-D-galactosyl)-sn-glycerol 3-phosphate
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.137 Neoporphyra perforata
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.137 25fold Neoporphyra perforata

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.4.1.137 0.177
-
-
 Neoporphyra perforata

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.137 UDPgalactose + sn-glycerol 3-phosphate high substrate specificity Neoporphyra perforata UDP + 2-(alpha-D-galactosyl)-sn-glycerol 3-phosphate
-
 ?
2.4.1.137 UDPgalactose + sn-glycerol 3-phosphate key enzyme in floridoside biosynthesis Neoporphyra perforata UDP + 2-(alpha-D-galactosyl)-sn-glycerol 3-phosphate
-
 ?

Cofactor

EC Number Cofactor Comment Organism Structure
2.4.1.137 additional information no cofactor or activator found Neoporphyra perforata