... be involved in the induction of apoptosis, including the 7a and 7b proteins [18,46,47] To analyze whether the deletion in ORF 7b had any influence on its Amino acid variability in ORF 7b and ... overexpression of ORF 7a, ORF interferon induction the Influence on apoptosis and type I 7b, and ORF 7b with by Influence on apoptosis and type I interferon induction by overexpression of ORF 7a, ORF 7b, and ... sequences in GenBank, and in none of the SARS-like bat CoV However, deletions of the whole ORF 7b and beyond have been acquired by SARS-CoV during the SARS epidemic in humans [25-27] The ORF 7b protein...