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3.2.1.89: arabinogalactan endo-beta-1,4-galactanase

This is an abbreviated version!
For detailed information about arabinogalactan endo-beta-1,4-galactanase, go to the full flat file.

Word Map on EC 3.2.1.89

Reaction

Galbeta(1-6)Galbeta(1-4)(L-Arafalpha(1-3))Galbeta(1-4)Galbeta(1-4)(Galbeta(1-3)Galbeta(1-3)Galbeta
+
H2O
=
Galbeta(1-6)Galbeta
+
L-Arafalpha(1-3)Galbeta(1-4)Galbeta(1-4)(Galbeta(1-3)Galbeta(1-3)Galbeta

Synonyms

arabinogalactanase, beta-1,4-galactanase, beta-D-galactanase, beta1,4-endogalactanase, BLGAL, E-EGAL, E-GAL, endo-1,4-beta-galactanase, endo-beta-(1->4)-D-galactanase, endo-beta-1,4-D-galactanase, endo-beta-1,4-galactanase, endo-beta-D-1,4-galactanase, endogalactanase A, GAL, GALA, galactanase, GALB, GH53 endo-beta-1,4-galactanase, More, PcGAL1

ECTree

     3 Hydrolases
         3.2 Glycosylases
             3.2.1 Glycosidases, i.e. enzymes that hydrolyse O- and S-glycosyl compounds
                3.2.1.89 arabinogalactan endo-beta-1,4-galactanase

Crystallization

Crystallization on EC 3.2.1.89 - arabinogalactan endo-beta-1,4-galactanase

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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
hanging drop vapor diffusion method
-
hanging drops, vapour-diffusion, 30% polyethylene glycol 400, 0.2 M CaCl2, 0.1 M Na HEPES, pH 7.5, orthorhombic space group
-
presence of divalent cations, preferably Ca2+
-
purified enzyme free or in complex with products galactobiose and galactotriose, hanging drop vapour diffusion method, 0.002-0.004 ml of protein solution, containing 20-40 mg/ml protein, are mixed with 0.002 ml reservoir solution containing 21-26% w/v PEG 1500, X-ray diffraction structure determination and analysis at 2.6 A resolution, molecular replacement modelling
wild-type and mutant E263A in complex with methyl-beta(1-4)-galactotetraoside, grown at room temperature in hanging drops with a resolution range of 30-2.3 A. Crystals of wild-type and mutant E263A both belong to the monoclinic space group P21, containing two molecules in the asymmetric unit
-
concentrated enzyme solution crystallized in the cold
-
hanging drop vapor diffusion method
-
galactanase I forms a hexagonal crystal
-
hanging drop vapor diffusion method
-