Ξ±-L-rhamnosidase from Dictyoglomus thermophilum

Enzyme Description

Extremophile
Yes thermophilic organism
EC Number

Sequence

Length: 921 amino acids
MKSSNIYSPFDLKCEFTTNPLGVDKKNPIFSWKLRHLEKNEKQTAYQVIVSSSLETINDNIGDVWDTGKVLSSEQVIKYEGKELEPCKVYFWKVRWWDSKDQESPFSVVNTFETGLMNEENWKAKWITKKEHKYEVYSPDGAPFGLNYTIAYAPMFRKSFSISKKIKRARVYIAGLGLYELYINGERIGDRVLDPGQTDYKKRVLYTVYDVSKNIRDGKNAIGVILGNGRYVKEYGYDFPKLIIQVLVEYEDDSIEWIVSDESWKTTYGPITLNSLYHGEIYDGRKEIKGWNLPDFDDSTWENAILAEPPGGKLYSEIYPPIRITKTIKPIKMWSPEPGTYVYDFGQNYTGWIKIKVRTNESGKEIRIRHAELTYEDGTLNYSTNRTALATDVYITKGEGYEEYEPRFTYHGFRYVEILGYPGVPTLEDIEGKVVHTAVESNGEFICSNELINKIHHNIIWGQLSNLMSIPTDCPQRDERMGWMGDAQLSAEEAIFNFDMIGFYRKYLNDIRDAQKENGSLSDVIPPYWSIYPGDPAWSTAYITIAWYLYQYYGDKYVLEEHYEGFKKYVEFLKKLAPDYIVSFYKYGDWCQPGTVRPKDNSGELTSTFYFYHDVITLSKIAKLLGKEADYKYYSELADKIKSAFNKKFLKEKAYASIPTELSEENVKALLEKYPEDIKDFLRQQFTILSSLGMFTSQTLNTLPLYLNLVPEDKVQDVLKTLLEDIIIRHDYHLDTGIVATRYIFDVLTSYGYDEVAYKIVNQKTYPSFGYMIEEGATTLWERWEKLTSTGMNSHNHIMFGSVDAWFYRVIAGVRVGEPGWNKIIFEPHPVGDLKYAKARLNTIKGEVEINWQKTENIFSMRISVPVNSEGEVHVPKLFERFVVKEGDNIIYEKKGDLEENEKYIVIRVGSGSYNFYMEKI
Jinyue Hu et al. (2025) β€” An Organic Solvent-Tolerant Ξ±-L-Rhamnosidase from Dictyoglomus thermophilum and Its Application in Production of Icariside I from Icariin
Molecules  Β· doi:10.3390/molecules30132847 β†—  Β· Activity - Classical Stability - Incubation Activity + Stability - Conversion
57 measurements
Database ID
UniProt: B5YC64 β†—
Sequence Annotation
Explicit - Provided GenBank Accession Number
Protein Source
Recombinant, host bacterium Escherichia coli BL21 (DE3)

Experimental Data (57 measurements)

57 measurements β€” page 2 of 3
Property Assay Solvent Solvent Volume Aqueous Reference Measured Value Units Solution pH Temperature Substrate(s) Product(s) Cofactor(s) Shaking Comments
Activity + Stability - Conversion Conversion after incubation (6 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 10% 63 97 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (8 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 10% 66 97 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (1 hour at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 20% 28 30 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (2 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 20% 50 46 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (4 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 20% 62 55 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (6 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 20% 63 58 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Activity + Stability - Conversion Conversion after incubation (8 hours at 55Β°C) in the presence of organic solvent, measured by HPLC (icariin concentration) Dimethyl Sulfoxide (DMSO) 20% 66 58 % 100 mM sodium acetate buffer 6 55Β°C 3 mM Icariin icariside I β€” 180 rpm Classical aqueous control (in %)
Stability - Incubation Activity after incubation (0.5 hour at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Methanol 20% 100 96 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (4 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Acetonitrile 10% 100 38 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (3 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Acetonitrile 10% 100 53 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (2 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Acetonitrile 10% 100 70 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (1 hour at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Acetonitrile 10% 100 94 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (0.5 hour at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Acetonitrile 10% 100 122 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (4 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Ethanol 20% 100 23 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (3 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Ethanol 20% 100 35 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (2 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Ethanol 20% 100 56 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (1 hour at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Ethanol 20% 100 73 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (0.5 hour at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Ethanol 20% 100 91 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (4 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Methanol 20% 100 19 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
Stability - Incubation Activity after incubation (3 hours at 55Β°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement, 405 nm) in the presence of organic solvent Methanol 20% 100 34 % Incubation: 100 mM sodium acetate buffer, Assay: 100 mM sodium acetate buffer Incubation: 6, Assay: 6 Incubation: 55Β°C, Assay: 55Β°C 3 mM p-Nitrophenylrhamnoside L-Rhamnose , p-Nitrophenol β€” β€” Non-incubated control (in %) in the presence of organic solvent, assay in the presence of organic solvent | Uncertainty about whether assay really was in the presence of organic solvent
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Visualization : Activity β€” Classical

One bar per measurement. Colour = solvent, shade = solvent volume.

Visualization : Stability β€” Incubation

One bar per measurement. Colour = solvent, shade = solvent volume.

Visualization : Activity + Stability β€” Conversion

One bar per measurement. Colour = solvent, shade = solvent volume.

Structure

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