Wild Type KRAS Protein, Human, Recombinant, Biotinylated

Recombinant KRAS protein with the N-terminal AviTag™ peptide and His-tag is produced in E. coli cells and site-specifically biotinylated at AviTag with BirA enzyme. Sequence of recombinant human KRAS (amino acids 1 – 185; isoform KRAS4B (UNIPROT: P01116-2))  MTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGETCLLDILDTAGQEEYSAM RDQYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVKDSEDVPMVLVGNKCDLPSRTVDTKQAQD LARSYGIPFIETSAKTRQGVDDAFYTLVREIRKHKEKMSKDGKKKKKKSKTKC Loading of the KRAS proteins with nucleotides or nucleotides' analogs can be performed if requested. Catalog # KRAS-301-B-1 For Bulk Orders or Custom Packaging: please contact at info@amidbiosciences.com Storage buffer: 20 mM HEPES, pH 7.5, 100 mM NaCl, 1 mM MgCl2, 1 mM 2-mercapthoethanol, 10% glycerol. Concentration: 1.0 mg/mL by A280 Purity: >90% by Coomassie staining Storage is recommended at -80°C for longer periods of time.  International Shipping:  Product requires shipping on ice packs. Please contact info@amidbiosciences.com for shipmen