Esterase (gene EstA) with extremophilic expression from Sulfolobus islandicus

Enzyme Description

Species

Sulfolobus islandicus ↗

Extremophile

Yes thermophilic organism

EC Number

3.1.1.1 ↗

Sequence

Length: 305 amino acids

MPLDPRIKELLESGFIVPIGKASVDEVRKIFRQLASAAPKVEVGKVEDIKIPGSEANINARVYLPKANGPYGVLIYLHGGGFVIGDVESYDPLCRAITNACNCVVVSVDYRLAPEYKFPSAVIDSFDATNWVYNNLDKFDGKMGVAIAGDSAGGNLAAVVALLSKGKLNLKYQILIYPAVGFDSVSRSMIEYSDGFFLTREHIEWFGSQYLRSPADLLDFRFSPILAQDLSGLPPALIITAEYDPLRDQGEAYANRLLQAGVPVTSVRFNNVIHGFLSFFPLIEQGRDAISLIGSVLRRTFYDKS

Yuxia Mei et al. (2011) — Exceptional thermal stability and organic solvent tolerance of an esterase expressed from a thermophilic host

Applied Microbiology and Biotechnology · doi:10.1007/s00253-011-3504-z ↗ · Stability - Incubation

22 measurements ▼

Database ID

UniProt: F0NDQ1 ↗

Sequence Annotation

Inferred - from protein name

Protein Source

Purified, archaeon Sulfolobus islandicus

Experimental Data (22 measurements)

22 measurements — page 2 of 2

Property	Assay	Solvent	Solvent Volume	Aqueous Reference	Measured Value	Units	Solution	pH	Temperature	Substrate(s)	Product(s)	Cofactor(s)	Shaking	Comments
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Ethanol	30%	100.0	107.9	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid , p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Methanol	60%	100.0	70.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid , p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase

Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Dimethyl Sulfoxide (DMSO)	60%	100.0	76.5	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Chloroform	60%	100.0	0.0	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Chloroform	30%	100.0	2.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	n-Hexane	60%	100.0	13.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	n-Hexane	30%	100.0	36.4	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Isoamyl Alcohol	60%	100.0	8.6	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Isoamyl Alcohol	30%	100.0	35.6	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	1-Butanol	60%	100.0	19.2	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	1-Butanol	30%	100.0	36.4	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Acetonitrile	60%	100.0	36.5	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Acetonitrile	30%	100.0	77.4	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Methanol	30%	100.0	100.0	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Dimethyl Sulfoxide (DMSO)	30%	100.0	97.8	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Isopropanol	60%	100.0	41.7	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Isopropanol	30%	100.0	95.3	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	1-Propanol	60%	100.0	45.7	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	1-Propanol	30%	100.0	76.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Acetone	60%	100.0	42.4	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Acetone	30%	100.0	91.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Ethanol	60%	100.0	56.4	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Ethanol	30%	100.0	107.9	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase
Stability - Incubation	Activity after incubation (30 minutes at 70°C), measured by absorbance spectrophotometry (p-nitrophenol absorbance measurement) in aqueous phase	Methanol	60%	100.0	70.1	%	Incubation: 50 mM phosphate buffer, 150 mM NaCl, Assay: 50 mM Tris-HCl, 0.4% Triton X-100, 0.1% gum arabic (according to reference)	Incubation: 7, Assay: 8	Incubation: 70°C, Assay: 90°C	8 mM p-Nitrophenyl hexanoate	Hexanoic Acid, p-Nitrophenol	—	—	Non-incubated control (in %), residual activity measured in aqueous phase \| Uncertainty about whether assay was really in aqueous phase

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Visualization : Stability — Incubation

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Structure

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