产品描述：Recombinant COVID-19 S Protein RBD is produced by mammalian expression system and the target gene encoding Asn331-Val524 is expressed with a 6His tag at the C-terminus.产品形式：Liquid in a 0.2 μm filtered solution of PBS, pH 7.4.相关名称：2019-nCov RBD Protein; 2019-nCoV Spike RBD Protein 基因编号(人)： QHD43416.1; 纯度：Greater than 95% as determined by reducing SDS-PAGE.化学结构：NITNLCPFGE VFNATRFASV YAWNRKRISN CVADYSVLYN SASFSTFKCY GVSPTKLNDL CFTNVYADSF VIRGDEVRQI APGQTGKIAD YNYKLPDDFT GCVIAWNSNN LDSKVGGNYN YLYRLFRKSN LKPFERDIST EIYQAGSTPC NGVEGFNCYF PLQSYGFQPT NGVGYQPYRV VVLSFELLHA PATVHHHHHH使用指导：Please minimize freeze-thaw cycles.质量控制：Endotoxin: Less than 0.1 ng/µg (1 IEU/µg) as determined by LAL test.储存效期：Store it at -20°C to -80°C for one year. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.