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Literature summary for 4.1.1.53 extracted from

  • Stevenson, L.G.; Szostek, B.A.; Clemmer, K.M.; Rather, P.N.
    Expression of the DisA amino acid decarboxylase from Proteus mirabilis inhibits motility and class 2 flagellar gene expression in Escherichia coli (2013), Res. Microbiol., 164, 31-37.
    View publication on PubMed

Organism

Organism UniProt Comment Textmining
Proteus mirabilis
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-
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Synonyms

Synonyms Comment Organism
disA
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Proteus mirabilis

General Information

General Information Comment Organism
physiological function enzyme expression in Escherichia coli blocks motility and results in a 50fold decrease in the expression of class 2 and class 3 flagellar genes fliA and fliC, respectively. The expression of flhDC encoding the class 1 activator of the flagellarcascade is unchanged by the expression at both the transcriptional and translational levels. Phenethylamine, a decarboxylation product derived from phenylalanine, is able to mimic the overexpression and decrease both motility and class 2/3 flagellar gene expression. Both enzyme overexpression and phenethylamine strongly inhibit biofilm formation in Escherichia coli. Enzyme overexpression and exogenous phenethylamine can also reduce motility in other enteric bacteria, but have no effect on motility in non-enteric Gram-negative bacteria Proteus mirabilis