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3.2.1.18: exo-alpha-sialidase

This is an abbreviated version!
For detailed information about exo-alpha-sialidase, go to the full flat file.

Word Map on EC 3.2.1.18

Reaction

colominic acid
+
H2O
=
sialic acid
+
lactose

Synonyms

acetylneuraminidase, Acetylneuraminyl hydrolase, acid sialidase, acylneuraminyl glycohydrolase, alpha-N-acylneuraminate glycohydrolase, alpha-neuraminidase, alpha-sialidase, alpha2,6-sialidase, alpha2,6-sialyltransferase, alpha2,6-trans-sialidase, Am0705, Am0707, Am1757, Am2085, Cytosolic sialidase, DELTA15Pd2,6ST, endo-N, endo-N-acylneuraminidase, endo-sialidase, endoNF, endosialidase, exo-alpha-sialidase, exo-sialidase, G9 sialidase, Ganglioside sialidase, ganglioside-specific sialidase, GH33C, glycosyl hydrolase, haemagglutinin-neuraminidase protein, hemagglutinin-neuraminidase, hemagglutinin-neuraminidase glycoprotein, HN, HsNEU2, IID sialidase, KDNase, Lysosomal sialidase, Major 85 kDa surface antigen, Major surface antigen, Membrane sialidase, MmNEU3, More, Mouse skeletal muscle sialidase, MSS, MTS, mucopolysaccharide N-acetylneuraminylhydrolase, Murine thymic sialidase, N-acetyl-alpha-neuraminidase, N-acetyl-alpha-neuraminidase 1, N-acetyl-alpha-neuraminidase 2, N-acetyl-alpha-neuraminidase 3, N-acetyl-alpha-neuraminidase 4, N-acetylneuraminosyl glycohydrolase, N-acylneuraminate glycohydrolase, N-acylneuraminosyl glycohydrolase, NA, NA1, NA2, NAN1, NanA, NANase, NanB, NanC, NanH, NanI, NanICD, NanJ, NanPs, Neu, NEU1, NEU2, Neu3, Neu3a, Neu3d, Neu3e, NEU4, NEU4 long, NEU4 short, NEU4L, Neu4L sialidase, neuramindase, neuraminidase, neuraminidase 1, neuraminidase 2, neuraminidase 3, neuraminidase-1, PA2794, SA85-1.1 protein, SA85-1.2 protein, SA85-1.3 protein, SiaBb1, sialidase, sialidase 4, sialidase II, sialidase Neu2, sialidase-2, sialidase-3, sialidase-4, sialidase/neuraminidase mutant F129A, sialyl hydrolase, STNA, TcTS, TDE0471, Tr6, trans-sialidase, trans-sialidase 1, TSia, VCNA

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.18 exo-alpha-sialidase

Temperature Optimum

Temperature Optimum on EC 3.2.1.18 - exo-alpha-sialidase

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TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
25
-
assay at
35 - 40
37 - 42
-
the enzyme shows highest activities at temperatures between 37°C and 42°C, and decreases rapidly above 45°C
37.5
-
-
43
-
isoform NanH
48
-
isoform NanI sialidase activity steadily increases with temperature until 48°C
50 - 58
51 - 55
-
higher molecular mass sialidase