Xyloglucan xyloglucosyl transferases from Hordeum vulgare (barley)
Enzyme Description
Sequence
MASGPSRTVPCSVLPLLLLLAGVARAAGNFYQDVDITWGDGRGKILGGGDLLTLSLDRASGSGFQSKNQYLYGRFDMQIKLVPGDSAGTVATFYLSSQGSAHDEIDFEFLGNASGQPYTVHTNVYSQGKGGREQQFRMWFDPTADFHTYSVLWNPTHILFYVDGTPIREHRNREAATGVPYLRSQAMRVYASVWDAEEWATQGGRVRTDWSRAPFVASYKGLAASGCASQDAAACANSNGAWMYQELDATALDRLQWVQKNYMIYNYCTDTWRFKDGAPPECASK
Gustav Vaaje-Kolstad et al. (2010)
β Xyloglucan xyloglucosyl transferases from barley (Hordeum vulgare L.) bind oligomeric and polymeric xyloglucan molecules in their acceptor binding sites
Biochimica et Biophysica Acta (BBA) - General Subjects
Β· doi:10.1016/j.bbagen.2010.04.001 β
Β· Activity - Michaelis-Menten
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Database ID
UniProt: B1P1S7 β
Sequence Annotation
Explicit - Provided GenBank Accession Number
Protein Source
Recombinant, host yeast Pichia pastoris
Experimental Data (30 measurements)
30 measurements β page 1 of 2
| Property | Assay | Solvent | Solvent Volume | Aqueous Reference | Measured Value | Units | Solution | pH | Temperature | Substrate(s) | Product(s) | Cofactor(s) | Shaking | Comments |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Activity - Michaelis-Menten | Km (mg/ml) for TXG measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Dimethyl Sulfoxide (DMSO) | 20% | 0.2 | 0.3 | mg/ml | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in mg/ml) |
| Activity - Michaelis-Menten | kcat/Km (ml/(Β΅gram*s)) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Acetone | 20% | 0.2 | 0.02 | ml/(Β΅gram * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in ml/(microgram * s)) |
| Activity - Michaelis-Menten | kcat/Km (ml/(Β΅gram*s)) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | 1,4-Butanediol | 20% | 0.2 | 0.2 | ml/(Β΅gram * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in ml/(microgram * s)) |
| Activity - Michaelis-Menten | kcat/Km (ml/(Β΅gram*s)) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Methanol | 20% | 0.2 | 0.6 | ml/(Β΅gram * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in ml/(microgram * s)) |
| Activity - Michaelis-Menten | kcat/Km (ml/(Β΅gram*s)) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Glycerol | 20% | 0.2 | 0.2 | ml/(Β΅gram * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in ml/(microgram * s)) |
| Activity - Michaelis-Menten | kcat/Km (ml/(Β΅gram*s)) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Dimethyl Sulfoxide (DMSO) | 20% | 0.2 | 0.1 | ml/(Β΅gram * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in ml/(microgram * s)) |
| Activity - Michaelis-Menten | kcat (/s) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Acetone | 20% | 0.046 | 0.002 | 1/s | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/s) |
| Activity - Michaelis-Menten | kcat (/s) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | 1,4-Butanediol | 20% | 0.046 | 0.036 | 1/s | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/s) |
| Activity - Michaelis-Menten | kcat (/s) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Methanol | 20% | 0.046 | 0.055 | 1/s | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/s) |
| Activity - Michaelis-Menten | kcat (/s) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Glycerol | 20% | 0.046 | 0.05 | 1/s | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/s) |
| Activity - Michaelis-Menten | kcat (/s) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Dimethyl Sulfoxide (DMSO) | 20% | 0.046 | 0.043 | 1/s | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/s) |
| Activity - Michaelis-Menten | Km (mg/ml) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Acetone | 20% | 0.2 | 0.1 | mg/ml | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in mg/ml) |
| Activity - Michaelis-Menten | Km (mg/ml) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | 1,4-Butanediol | 20% | 0.2 | 0.2 | mg/ml | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in mg/ml) |
| Activity - Michaelis-Menten | Km (mg/ml) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Methanol | 20% | 0.2 | 0.1 | mg/ml | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in mg/ml) |
| Activity - Michaelis-Menten | Km (mg/ml) for TXG substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Glycerol | 20% | 0.2 | 0.3 | mg/ml | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration xyloglucan-derived heptaitol [1-3H]-XXXGol, variable concentration tamarind xyloglucan | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in mg/ml) |
| Activity - Michaelis-Menten | Km (Β΅M) for XXXGol substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Dimethyl Sulfoxide (DMSO) | 20% | 10.6 | 7.7 | Β΅M | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration tamarind xyloglucan, variable concentration xyloglucan-derived heptaitol [1-3H]-XXXGol | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in microM) |
| Activity - Michaelis-Menten | kcat/Km (1/(Β΅M*s)) for XXXGol substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Acetone | 20% | 0.005 | 0.0002 | 1/(Β΅M * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration tamarind xyloglucan, variable concentration xyloglucan-derived heptaitol [1-3H]-XXXGol | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/(microM * s)) |
| Activity - Michaelis-Menten | kcat/Km (1/(Β΅M*s)) for XXXGol substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | 1,4-Butanediol | 20% | 0.005 | 0.005 | 1/(Β΅M * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration tamarind xyloglucan, variable concentration xyloglucan-derived heptaitol [1-3H]-XXXGol | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/(microM * s)) |
| Activity - Michaelis-Menten | kcat/Km (1/(Β΅M*s)) for XXXGol substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Methanol | 20% | 0.005 | 0.004 | 1/(Β΅M * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration tamarind xyloglucan, variable concentration xyloglucan-derived heptaitol [1-3H]-XXXGol | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/(microM * s)) |
| Activity - Michaelis-Menten | kcat/Km (1/(Β΅M*s)) for XXXGol substrate measured by radiometry (scintillation counting of [1-3H]-labelled xyloglucan-derived heptaitol XXXGol incorporation into TXG) in the presence of organic solvent | Glycerol | 20% | 0.005 | 0.004 | 1/(Β΅M * s) | 50 mM ammonium acetate buffer | 6 | 30Β°C | fixed concentration tamarind xyloglucan, variable concentration xyloglucan-derived heptaitol [1-3H]-XXXGol | shortened TXG , TXGβGlcβΞ²(1β4)βXXXGol | β | β | Classical aqueous control (in 1/(microM * s)) |
Visualization : Activity β Michaelis-Menten
One bar per measurement. Colour = solvent, shade = solvent volume.