 sequences shown: *Synechococcus elongatus* PCC 0000 (Synpcc0000_0000), *Synechococcus elongatus* UTEX 0000 (Unannotated), *Gloeobacter kilaueensis* JS0 (GKIL_0000), *Gloeobacter violaceus* 0000 (glr0000), *Synechocystis* sp. PCC 0000 (MYO_000000), *Pleurocapsa* sp. PCC 0000 (Ple0000_0000), *Leptolyngbya* sp. KIOST-0 (WP_000000000), and *Calothrix* sp. 