Human coronavirus HKU1 (isolate N1) Non-structural protein 4 (Baculovirus, His) is expressed in Baculovirus insect cells with C-6xHis tag. The predicted molecular weight is 13.6 kDa and the accession number is Q5MQC9.
Human coronavirus HKU1 (isolate N5) Non-structural protein 4 (His) is expressed in E. coli expression system with N-6xHis tag. The predicted molecular weight is 18.5 kDa and the accession number is Q0ZME6.