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Literature summary for 3.2.1.18 extracted from

  • Takada, K.; Hamada, T.; Hirota, H.; Nakao, Y.; Matsunaga, S.; van Soest, R.W.; Fusetani, N.
    Asteropine A, a sialidase-inhibiting conotoxin-like peptide from the marine sponge Asteropus simplex (2006), Chem. Biol., 13, 569-574.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
asteropine A a conotoxin-like peptide from the marine sponge Asteropus simplex, competitive inhibition Clostridium perfringens
asteropine A a conotoxin-like peptide from the marine sponge Asteropus simplex, competitive inhibition Salmonella enterica subsp. enterica serovar Typhimurium
asteropine A a conotoxin-like peptide from the marine sponge Asteropus simplex, competitive inhibition Vibrio cholerae serotype O1
additional information no inhibition by asteropine A influenza A virus

Organism

Organism UniProt Comment Textmining
Clostridium perfringens
-
-
-
influenza A virus
-
-
-
Salmonella enterica subsp. enterica serovar Typhimurium
-
-
-
Vibrio cholerae serotype O1
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-(4-methylumbelliferyl)-alpha-D-N-acetylneuraminic acid + H2O
-
Salmonella enterica subsp. enterica serovar Typhimurium 4-methylumbelliferone + N-acetyl-alpha-D-neuraminic acid
-
?
2-(4-methylumbelliferyl)-alpha-D-N-acetylneuraminic acid + H2O
-
Clostridium perfringens 4-methylumbelliferone + N-acetyl-alpha-D-neuraminic acid
-
?
2-(4-methylumbelliferyl)-alpha-D-N-acetylneuraminic acid + H2O
-
Vibrio cholerae serotype O1 4-methylumbelliferone + N-acetyl-alpha-D-neuraminic acid
-
?

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0000367
-
asteropine A
-
Clostridium perfringens
0.00034
-
asteropine A
-
Vibrio cholerae serotype O1
0.00035
-
asteropine A
-
Salmonella enterica subsp. enterica serovar Typhimurium