Phenylcarbamic acid esters
Medchemexpress LLC SOD1 Human N-His 1mg
Recombinant human Cu/Zn superoxide dismutase (SOD1) supplied as a lyophilized, active enzyme with an N-terminal 6xHis tag. The protein is expressed in E. coli, provided as a sterile powder, and formulated for stability in biochemical and enzymatic assays.
- Lyophilized sterile powder formulation for long-term storage.
- Formulated with trehalose, mannitol, and Tween 80 for enhanced stability.
- Purity greater than 95% as determined by reducing SDS-PAGE.
- Specific activity approximately 148.432 units/mg in a xanthine oxidase coupled assay.
- Endotoxin content below 1 EU/μg, suitable for biochemical assays.
- Stable frozen at -20°C; reconstituted material stable at 4°C for one week or longer if aliquoted and frozen.
Medchemexpress LLC Boc-L-2,4-Diaminobutyric acid | 25691-37-6 | 98.0% | 218.25 | 10 G
Boc-L-2,4-Diaminobutyric acid is a derivative of L-2,4-Diaminobutyric acid and is intended for research use only. This compound presents as a solid with an off-white to light yellow appearance. For shipping within the continental US, it is handled at room temperature. For long-term preservation, it can be stored at room temperature for up to 3 years. When stored in solvent, it maintains stability at -80°C for 2 years or at -20°C for 1 year. If a water stock solution is prepared, it should be diluted, filtered, and sterilized with a 0.22 μm filter before application.
- Solid, off-white to light yellow appearance
- Ships at room temperature (continental US)
- Stable at room temperature for up to 3 years
- Stable in solvent at -80°C for 2 years or -20°C for 1 year
- Requires filtration and sterilization for water stock solutions
Medchemexpress LLC SULT1E1 protein, human (N-His) | >95.0% | 500 UG
Recombinant human SULT1E1 (N-His) is a purified sulfotransferase enzyme expressed in Escherichia coli and supplied as a sterile, lyophilized powder. The protein is characterized by >95% purity by reducing SDS-PAGE, is formulated from 50 mM Tris-HCl, 200 mM NaCl, pH 7.4 with 8% trehalose, and is provided in sizes suitable for biochemical assays and enzyme characterization.
- Recombinant human enzyme with N-terminal His tag
- Expressed in Escherichia coli for consistent expression yield
- Greater than 95.0% purity by reducing SDS-PAGE
- Lyophilized sterile powder for long-term storage
- Lyophilized from 50 mM Tris-HCl, 200 mM NaCl, pH 7.4, 8% trehalose
- Recommended reconstitution concentration not less than 100 μg/mL in ddH2O
Medchemexpress LLC Ras-related protein Rab-7a (rat), His-tagged | 5 UG
RAB7A Protein, Rat (His, solution) is a recombinant rat Rab-7a small GTPase supplied as a sterile, filtered aqueous solution with an N-terminal His tag for research use. It is formulated in PBS with 10% glycerol and provided in solution to support biochemical assays, binding studies, and cell biology experiments involving endo-lysosomal trafficking.
- N-terminal His tag for purification and detection.
- Supplied as a 0.22 μm filtered solution in PBS with 10% glycerol.
- Molecular weight approximately 25.7 kDa.
- Low endotoxin level (<1 EU/μg) for sensitive assays.
- Stable stored at -80°C for up to 1 year; aliquot and avoid repeated freeze-thaw cycles.
- Suitable for biochemical and cell biology applications involving endo-lysosomal trafficking.