Serine protease from Natrialba magadii

Enzyme Description

Extremophile
Yes "haloalkaliphilic" organism
EC Number

Sequence

Length: 541 amino acids
MTRDTNSNVGRRSVLKAASALGAFLGLGGVASATPGREPGPKKDEIIVGVSERVSSTEATVESKIPTNAEIVHTNETLGYVAVKFPSNAAEQARENFKRNVLQEDDIEYAEDNATYETLEVPNDPMYGQQYAPQQVNCEGAWAETYGDDDVVISVVDQGIQYDHENLAENMDGSVSDYGYDFVDDDGDPYPVSAGENHGTHVGGIAAGGTNNDTGHAGISNCSMLSARALGDGGGGSLSDIADAIQWSADQGADIINMSLGGGGFSETLDNACQYAYDEGTLLVAAAGNDHGGSVSYPAAYDSVMAVSSLDEGETLSSFSNVGPEIELAAPGGNVLSAVNWDDYDSLSGTSMASPVAAGVAGLALSAHPGLSNDELRDHLHDTAVDIGLSDDEQGYGRVDAELAVTTDPDNGDDDDDDDDDEDDPGDGECGDETNTATADGELSGGWGGNPSDTYSYELSTDNPCHATVTLDGPSSGATFDLFLTLDGRTPTTSDYDRRSYNWGADEEIEVDLDGDEELGILVDRYDGSGSYTLTIEELGS
Diego M. Ruiz et al. (2006) β€” Effect of organic solvents on the activity and stability of an extracellular protease secreted by the haloalkaliphilic archaeon Natrialba magadii
Journal of Industrial Microbiology and Biotechnology  Β· doi:10.1007/s10295-006-0174-4 β†—  Β· Activity - Classical Stability - Incubation
52 measurements
Database ID
UniProt: Q5RLZ1 β†—
Sequence Annotation
Inferred - from protein name
Protein Source
Purified, archaeon Natrialba magadii

Experimental Data (52 measurements)

52 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 - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Acetonitrile 15% 100 8 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Activity - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Ethanol 15% 100 6 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Activity - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Isopropanol 15% 100 2 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Activity - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Glycerol 30% 100 54 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Activity - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Dimethyl Sulfoxide (DMSO) 30% 100 48 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Activity - Classical Activity measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in the presence of organic solvent Dimethylformamide (DMF) 30% 100 22 % 50 mM Tris-HCl, 1.5M NaCl 8 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Classical aqueous control (in %)
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Glycerol 15% 0 14 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Dimethyl Sulfoxide (DMSO) 15% 0 48 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Dimethylformamide (DMF) 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Propylene Glycol 15% 0 14 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase 1,4-Dioxane 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Acetone 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Acetonitrile 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Ethanol 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Isopropanol 15% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Glycerol 30% 0 89 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Dimethyl Sulfoxide (DMSO) 30% 0 56 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Dimethylformamide (DMF) 30% 0 0 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Propylene Glycol 30% 0 55 % Incubation: 50 mM Tris-HCl, with 0.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
Stability - Incubation Activity after incubation (24 hours at 30Β°C) measured by absorbance spectrophotometry (colorimetric assay, Azo-peptides absorbance measurement, 335 nm) in aqueous phase Propylene Glycol 30% 100 102 % Incubation: 50 mM Tris-HCl, with 1.5M NaCl, Assay: 50 mM Tris-HCl, 1.5M NaCl Incubation: 8, Assay: 8 Incubation: 45Β°C, Assay: 45Β°C 0.5% (w/v) Azocasein Azo-peptides , Peptides β€” β€” Non-incubated control (in %), assay in aqueous phase (1,5 M NaCl) | Clear about diluted conditions in assay ("Final solvent concentration below 6%")
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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.

Structure

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