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Transcriptional organization of ORF 1. The upper diagram shows the positions of noteworthy sites within the CELO virus genome, including the ATG initiation codon, TGA stop codon, and AATAAA polyadenylation site. The TATA box is represented by a circle upstream from the leader sequence. The open squares are the segments present on the RNA. The lower diagram represents the splicing of the mature RNA.
