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3.1.1.6: acetylesterase

This is an abbreviated version!
For detailed information about acetylesterase, go to the full flat file.

Word Map on EC 3.1.1.6

Reaction

An acetic ester
+
H2O
=
an alcohol
+
acetate

Synonyms

6-O-deacetylase, ACE, AcE1, acetate ester-hydrolysing esterase, acetic acid esterase, Acetic ester hydrolase, Acetyl esterase, acetyl xylan esterase, acetyl-esterase, acetylesterase CE16, AE, AE206, Aes, Aes1, alpha/beta-acetylesterase, Axe3, BS2, C-esterase, C20orf3, carbohydrate acetylesterase, carbohydrate esterase, CE16, CE16 acetyl esterase, CE16A, CE2, CE2A, CE2B, CE2C, Chloroesterase, Citrus acetylesterase, EST-4, Est1, EST2, Est24, ESTK, GAE, geranyl acetate cleaving esterase, haemagglutinin-esterase, HE, HerE, More, non-specific acetyl esterase, p-nitrophenyl acetate esterase, PAE1, PAE11, PAE2, PAE3, PAE4, PAE5, PAE6, PAE7, PAE8, PAE9, pectin acetylesterase, ragi acetic acid esterase, TM0077, ybaC

ECTree

     3 Hydrolases
         3.1 Acting on ester bonds
             3.1.1 Carboxylic-ester hydrolases
                3.1.1.6 acetylesterase

KM Value

KM Value on EC 3.1.1.6 - acetylesterase

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KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.07
(R)-1,2-O-isopropylidene glycol acetate
-
EST1, after preparative electrophoresis
2.63
1-acetoxynaphthalene
-
pH 7.8, 45°C
1.54
1-naphthol acetate
-
-
0.06 - 0.97
2-benzylcyclohex-1-en-1-yl acetate
0.11
2-ethylcyclohex-1-en-1-yl acetate
-
isoenzyme Est I, pH 7.0, 35°C
1.87
2-isopropylcyclohex-1-en-1-yl acetate
-
isoenzyme Est I, pH 7.0, 35°C
0.09
2-methylcyclohex-1-en-1-yl acetate
-
isoenzyme Est I, pH 7.0, 35°C
0.3 - 0.72
2-n-pentylcyclohex-1-en-1-yl acetate
0.54
2-n-propylcyclohex-1-en-1-yl acetate
-
isoenzyme Est I, pH 7.0, 35°C
4.42
2-O-acetyl 4-nitrophenyl beta-D-xylopyranoside
-
isozyme CE2B, in 0.1 M sodium phosphate buffer, pH 6.0, at 40°C
3.6
2-O-acetyl-4-nitrophenyl beta-D-xylopyranoside
-
in 50 mM citrate-phosphate (pH 6) at 70°C
2.01 - 2.54
2-t-butylcyclohex-1-en-1-yl acetate
1.55
3-O-acetyl 4-nitrophenyl beta-D-xylopyranoside
-
isozyme CE2B, in 0.1 M sodium phosphate buffer, pH 6.0, at 40°C
4.2
3-O-acetyl-4-nitrophenyl beta-D-xylopyranoside
-
in 50 mM citrate-phosphate (pH 6) at 70°C
0.185 - 5.1
4-nitrophenyl acetate
0.057 - 7.1
4-nitrophenyl butyrate
0.245 - 0.355
4-nitrophenyl hexanoate
0.137
4-nitrophenyl propionate
-
in 50 mM citrate-phosphate (pH 6) at 70°C
44.6
4-nitrophenyl-2-O-acetyl-alpha-L-arabinofuranoside
-
pH 5.5, 45°C
3.28
4-nitrophenyl-2-O-acetyl-beta-D-xylopyranoside
-
pH 5.5, 45°C
9.44
4-nitrophenyl-3-O-acetyl-beta-D-xylopyranoside
-
pH 5.5, 45°C
6.78
4-nitrophenyl-4-O-acetyl-beta-D-xylopyranoside
-
pH 5.5, 45°C
16.4
4-nitrophenyl-5-O-acetyl-alpha-L-arabinofuranoside
-
pH 5.5, 45°C
0.75 - 2
4-nitrophenyl-butanoate
1.24 - 4.31
4-O-acetyl 4-nitrophenyl beta-D-xylopyranoside
4
4-O-acetyl-4-nitrophenyl beta-D-xylopyranoside
-
in 50 mM citrate-phosphate (pH 6) at 70°C
0.5
6-acetylmorphine
-
recombinant enzyme, pH 8.0
0.056
acetylxylan
-
-
2.7 - 7.8
Alpha-naphthyl acetate
9.1
Cellulose acetate
-
pH 5.0, 45°C
-
0.36
ethyl acetate
-
-
90
glyceryl triacetate
-
-
0.15
methylumbelliferone acetate
-
-
0.0067 - 385
p-nitrophenyl acetate
0.07
phenyl acetate
-
recombinant enzyme, pH 6.4
0.015 - 0.073
tributyrin