: cat infA-E.coli-K12.txt | sed "s/cat[at]at/ <minus10box>&<\/minus10box> /g" | sed -r "s/.{17} <\/minus10/<\/minus35box> &/g" | sed "s/tt[gt]ac[at]<\/minus35box>/ <minus35box>&/g" | sed "s/gagg/ <rbs>&<\/rbs> /g" | sed "s/<\/rbs>/&\n/g" | sed "2s/atg/ <start_codon>&<\/start_codon> /1" | sed "2s/t[ag][ag]/ <stop_codon>&<\/stop_codon> /2" | sed "s/aaaaggt...........gcctttt..../ <terminator>&<\/terminator> /g" | sed "2s/atg/<tss>&<\/tss> /1" | : cat infA-E.coli-K12.txt | sed "s/cat[at]at/ <minus10box>&<\/minus10box> /g" | sed -r "s/.{17} <\/minus10/<\/minus35box> &/g" | sed "s/tt[gt]ac[at]<\/minus35box>/ <minus35box>&/g" | sed "s/gagg/ <rbs>&<\/rbs> /g" | sed "s/<\/rbs>/&\n/g" | sed "2s/atg/ <start_codon>&<\/start_codon> /1" | sed "2s/t[ag][ag]/ <stop_codon>&<\/stop_codon> /2" | sed "s/aaaaggt...........gcctttt..../ <terminator>&<\/terminator> /g" | sed "2s/atg/<tss>&<\/tss> /1" |