Synonyms 2019-nCov RBD Protein; 2019-nCoV Spike RBD Protein; S protein RBD; 2019-nCoV S protein RBD Species OthersSource HEK 293 Accession QHD43416.1 Gene ID N/A Molecular Weight 28-35 kDa AA Sequence NITNLCPFGE VFNATRFASV YAWNRKRISN CVADYSVLYN SASFSTFKCY GVSPTKLNDL CFTNVYADSF VIRGDEVRQI APGQTGKIAD YNYKLPDDFT GCVIAWNSNN LDSKVGGNYN YLYRLFRKSN LKPFERDIST EIYQAGSTPC NGVEGFNCYF PLQSYGFQPT NGVGYQPYRV VVLSFELLHA PATVHHHHHH Biological Activity The ED50 is 0.46 μg/mL as measured by ELISA binding capcity to immobolized Human ACE-2, Fc. Appearance Solution. Formulation Supplied as a 0.2 μm filter solution of PBS, pH 7.4. Endotoxin Level <1 EU/μg, determined by LAL method. Reconstitution N/A Storage & Stability Recombinant S protein RBD Protein, His (HEK293-expressed) (rS protein RBD Protein, His) is stored at -20°C. It is stable at 4°C for 1 week or -20°C for longer. It is recommended to freeze aliquots at -20°C or -80°C for extended storage. Shipping Shipping with dry ice. |