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Literature summary for 3.2.1.78 extracted from

  • Hsiao, Y.M.; Liu, Y.F.; Fang, M.C.; Tseng, Y.H.
    Transcriptional regulation and molecular characterization of the manA gene encoding the biofilm dispersing enzyme mannan endo-1,4-beta-mannosidase in Xanthomonas campestris (2010), J. Agric. Food Chem., 58, 1653-1663.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
2-mercaptoethanol 1 mMm, 121% of initial activity Xanthomonas campestris
Triton X-100 1%, 123% of initial activity Xanthomonas campestris

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Xanthomonas campestris

Protein Variants

Protein Variants Comment Organism
additional information mutant MG17 is catalytically inactive, mutant protein is present at wild-type molecular mass Xanthomonas campestris

Inhibitors

Inhibitors Comment Organism Structure
Ag+ 1 mM, 18% residual activity Xanthomonas campestris
Al3+ 1 mM, 31% residual activity Xanthomonas campestris
Cu2+ 1 mM, 2% residual activity Xanthomonas campestris
Fe3+ 1 mM, 37% residual activity Xanthomonas campestris
Hg2+ 1 mM, 1% residual activity Xanthomonas campestris
Zn2+ 1 mM, 16% residual activity Xanthomonas campestris

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ 1 mM, 119% of initial activity Xanthomonas campestris
Mg2+ 1 mM, 118% of initial activity Xanthomonas campestris

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
33000
-
x * 33000, SDS-PAGE and calculated Xanthomonas campestris

Organism

Organism UniProt Comment Textmining
Xanthomonas campestris Q8P9S0
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme Xanthomonas campestris

Subunits

Subunits Comment Organism
? x * 33000, SDS-PAGE and calculated Xanthomonas campestris

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
-
Xanthomonas campestris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
Xanthomonas campestris

Expression

Organism Comment Expression
Xanthomonas campestris isoform manA transcription is positively regulated by Clp and RpfF and induced by locust bean gum up