CUSAg SARS-CoV-2 coronavirus nucleocapsid protein (N protein) Catalog No.(s): CSB-DP701B Expression system: prokaryotic expression Protein Tag: His-tag Purity: 90%±5% by SDS-PAGE Molecular Mass: 47 kDa Valid Period: -20 ℃ for 18 months MSRP: Was: Now: $300.00 Choose Options