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3.2.1.41: pullulanase

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

Word Map on EC 3.2.1.41

Reaction

(Glcalpha(1-4)Glcalpha(1-4)Glcalpha(1-6))n
+
H2O
=
alpha-D-glucopyranosyl-(1-4)-alpha-D-glucopyranosyl-(1-4)-alpha-D-glucopyranose
+
(Glcalpha(1-4)Glcalpha(1-4)Glcalpha(1-6))n-1

Synonyms

1,4-alpha-D-glucan glucanohydrolase, Alpha-dextrin endo-1,6-alpha-glucosidase, amylase-pullulanase, amylopectin 6-glucanohydrolase, amylopullulanase, AmyX, Apu, ApuK885, ApuM957, Ask, BaPul13A, BDPulA324, BmPul, BNPulA324, CAC60157, debranching enzyme, EC 3.2.1.69, glucanohydrolase, amylopectin 6-, limit dextrinase, More, Nostoc punctiforme debranching enzyme, NPDE, PbPulA, Pcal-1616, PelBsp-PulA, PfAPU, Promozyme 200 L, PUL US105, Pul13A, Pul3YH5, PulA, PulASK, PulB, pulGT, Pullulan 6-glucanohydrolase, pullulan-6-glucanohydrolase, pullulanase, pullulanase type 1, pullulanase type I, pullulanase type II, PulWB42, R-enzyme, Saci_1162, TPApu, TTC1198, TTHpu, type II pullulanase, ZUP1

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.41 pullulanase

Crystallization

Crystallization on EC 3.2.1.41 - pullulanase

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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
X-ray diffraction structure determination and analysis at 1.7 A resolution
-
hanging dop method, crystals belong to the orthorhombic space group P2(1)2(1)2(1) with unit-cell parameters a = 70.568, b = 127.68, c = 189.25 A. The crystal contains two molecules of pullulanase in the asymmetric unit, with a solvent content of 53.15%
-
in presence of inhibitor beta-cyclodextrin
-
ammonium sulfate precipitation
-
hanging-drop vapor diffusion method. Characterization of the Ins subdomain by X-ray crystallography
hanging-drop vapour-diffusion method, crystal structure of pullulanase and its complex with glucose, maltose, isomaltose, maltotriose and maltotetraose, 1.7-1.9 A resolution
-
purified recombinant enzyme, mixing of 0.0012 ml of 14 mg/ml protein in 50 mM Na-phosphate buffer, pH 7.5, with 0.0012 ml reservoir solution containing 20% w/v PEG 8000, 200 mM Tris-HCl buffer, pH 8.5, and 100 mM MgCl2, X-ray diffraction structure determination and analysis at 2.37 A resolution, molecular structure modelling
-
vapour diffusion method
-
N-terminal truncated form lacking the carbohydrate binding module, but containing the catalytic domain, in its apo form and in complex with maltotetraose, at resolutions of 2.1 and 2.4 A, respectively
-