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Literature summary for 2.4.1.207 extracted from

  • Johansson, P.; Brumer, H.3rd.; Baumann, M.J.; Kallas, A.M.; Henriksson, H.; Denman, S.E.; Teeri, T.T.; Jones, T.A.
    Crystal structures of a poplar xyloglucan endotransglycosylase reveal details of transglycosylation acceptor binding (2004), Plant Cell, 16, 874-886.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
DNA sequence determination and analysis, functional expression in Pichia pastoris Populus tremula x Populus tremuloides

Crystallization (Commentary)

Crystallization (Comment) Organism
purified recombinant enzyme, free enzyme or in complex with a xyloglucan nonasaccharide XLLG, hanging drop vapour diffusion method, 20°C, 0.002 ml of 10 mg/ml protein in 10 mM HEPES, pH 7.0, mixed with equal volume of a solution containing 1.0 M NaOAc and 0.2 M imidazole, and again mixed with equal volume of reservoir solution containing 0.4 M potassium sodium tartrate, X-ray diffraction structure determination and analysis at 1.8 A resolution, overall structure is a beta-sandwich, molecular modeling Populus tremula x Populus tremuloides

Localization

Localization Comment Organism GeneOntology No. Textmining
cell wall
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Populus tremula x Populus tremuloides 5618
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Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Populus tremula x Populus tremuloides key enzyme in all plant processes that require cell wall remodeling ?
-
?

Organism

Organism UniProt Comment Textmining
Populus tremula x Populus tremuloides Q8GZD5
-
-

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme from Pichia pastoris by strong cation exchange chromatography and gel filtration in a sequential combination Populus tremula x Populus tremuloides

Reaction

Reaction Comment Organism Reaction ID
2 Xylalpha(1-6)Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4))(Xylalpha(1-6))Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4)Glc = Xylalpha(1-6)Glcbeta(1-4)(Xylalpha(1-6))Glc + Xylalpha(1-6))Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4)Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4))(Xylalpha(1-6))Glcbeta(1-4)(Xylalpha(1-6))Glcbeta(1-4)Glc substrate binding and catalytic mechanism, active site structure, structure-function study Populus tremula x Populus tremuloides

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information key enzyme in all plant processes that require cell wall remodeling Populus tremula x Populus tremuloides ?
-
?
additional information transglycosylation acceptor binding mechanism, structure-function study Populus tremula x Populus tremuloides ?
-
?
xyloglucan nonasaccharide + xyloglucan nonasaccharide XLLG, a 2-chloro-4-nitrophenyl-nonasaccharide is no substrate, tamarind xyloglucan Populus tremula x Populus tremuloides ?
-
?

Synonyms

Synonyms Comment Organism
More the enzyme belongs to the glycosyl hydrolase family 16, i.e. GH16 Populus tremula x Populus tremuloides
XET16A
-
Populus tremula x Populus tremuloides
xyloglucan endotransglucosylase 16A
-
Populus tremula x Populus tremuloides

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
22
-
assay at Populus tremula x Populus tremuloides

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.6
-
assay at Populus tremula x Populus tremuloides