Fig. 2From: Identification of SARS-CoV-2 variants using viral sequencing for the Centers for Disease Control and Prevention genomic surveillance programGenome coverage and ambiguity rates between sequencing instruments. a Distribution of average coverage over genome in samples sequenced using NextSeq550 and NovaSeq600. b Distribution of percent ambiguous nucleotides (masked) in consensus sequence. c Fraction of consensus sequence masked due to nucleotide ambiguity in samples sequenced on NextSeq550 and NovaSeq6000 instruments sequenced on NextSeq550 and NovaSeq600 instrumentsBack to article page