Table 2.

Genomic information of the four viruses.

Virus	Species	GenBank Accession No.	Base Size (nt)	Amino Acid Size (aa)	GC (%)
BNoV/CN/HB-SJZ/2021	Norovirus GIII.2	MZ573179	7316 (7276) *	2488	57.50
BoAstV/CN/HB-SJZ/2021	Mamastrovirus Unclassified Genogroup	MZ603733	6324 (6284) *	1965	52.25
BKoV/CN/HB-SJZ/2021	Aichivirus B	MZ603734	8376	2568	55.40
BCoV-S/CN/HB-SJZ/2021	Embecovirus	MZ603735	4092	1363	35.78

* The sequence exclude the primer binding regions.