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3.2.1.99: arabinan endo-1,5-alpha-L-arabinanase

This is an abbreviated version!
For detailed information about arabinan endo-1,5-alpha-L-arabinanase, go to the full flat file.

Word Map on EC 3.2.1.99

Reaction

alpha-L-Ara-(1-5)-O-alpha-L-Ara-(1-5)-O-alpha-L-Ara-(1-5)-O-alpha-L-Ara-(1-5)-O-alpha-L-Ara
+
H2O
=
alpha-L-Ara-(1-5)-O-alpha-L-Ara-(1-5)-O-alpha-L-Ara
 +
alpha-L-arabinofuranosyl-(1-5)-O-alpha-L-arabinofuranose

Synonyms

1,5-alpha-arabinanase A, ABN, ABN A, ABN-TS, Abn1, Abn2, ABNA, abnA1, abnA2, ABNase, Abnc, AbnS1, AbnZ1, alpha-1,5-L-endo-arabinanase, alpha-L-arabinohydrolase, ARA, ARA1, araban 5-alpha-L-arabinohydrolase, arabinanase A, arabinase, endo-1,5-alpha-L-, arase, Arb43A, Arb43B, arbA, BlAbn1, CEDAase, cold-adapted endo-arabinanase, endo-(1,5)-alpha-L-arabinanase, endo-(1->5)-alpha-L-arabinanase, endo-1,5-alpha-arabinanase, endo-1,5-alpha-L-arabinanase, endo-1,5-alpha-L-arabinase, endo-1,5-alpha-L-arabinase A, endo-1,5-arabinanase, endo-1,5-arabinase, endo-ABA, endo-alpha-(1->5)-L-arabinanase, endo-alpha-1,5-arabanase, endo-alpha-1,5-L-arabinanase, endo-alpha-arabinanase, endo-ara, endo-arabanase, endo-arabinanase, endo-arabinase, endo-D-arabinase, endo-L-arabinanase, endoarabinanase, endoarabinase, GH43 arabinanase, GH43 endo-arabinanase, More, PPase-C, protopectinase C, protopectinase-C, Tpet_0637

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.99 arabinan endo-1,5-alpha-L-arabinanase

Specific Activity

Specific Activity on EC 3.2.1.99 - arabinan endo-1,5-alpha-L-arabinanase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.13
sugar beet arabinan as substrate, in 50 mM sodium acetate buffer (pH 6.0) at 55°C
0.36
-
apple juice ultrafiltration retentate, UFR, arabinan
1.2
-
best substrate: 1,5-alpha-L-arabinan
109
substrate debranched arabinan, pH 5.5, 45°C
116
-
sugar beet arabinan, at 37°C, pH 6.6
12
purified recombinant enzyme, substrate 1,5-alpha-L-arabinan
14
-
substrate: branched sugar beet arabinan
152.1
purified protein, using L-arabinan as substrate, at pH 6.0 and 70°C
199.7
-
with debranched arabinan as substrate, at pH 6.5 and 75°C
2.6
purified recombinant enzyme, substrate is sugar beet arabinan
237.7
-
with linear arabinan as substrate, at pH 6.5 and 75°C
26
-
using linear arabinan as substrate, pH and temperature not specified in the publication
366
-
linear 1,5-alpha-L-arabinan, at 37°C, pH 6.6
42.5
-
with sugar beet arabinan as substrate, at pH 6.5 and 75°C
5.8
-
IFO 3134
64.52
with linear 1,5-alpha-L-arabinan as substrate, in 50 mM sodium acetate buffer (pH 6.0) at 55°C
7.78
-
IFO 3022
71.69
with debranched 1,5-alpha-L-arabinan as substrate, in 50 mM sodium acetate buffer (pH 6.0) at 55°C
73.4
with linear linear 1,5-alpha-L-arabinan as substrate, at 40°C, pH 6.0
81.1
-
substrate: debranched sugar beet arabinan
90.2
-
best substrate: linear 1,5-alpha-L-arabinan
additional information