\documentclass[a4paper]{book} \usepackage{dnaseq} \begin{document} \noindent\begin{minipage}{100pt} \noindent\rule{\textwidth}{.5pt} \DNA! ACGT'{red}A CGT'{white}TGCA'{green}x s df'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}TGCA'{green}x sdf '{white}FJKDSLAF DSAIOFDSA AC GT'{red}ACGT'{white}TG CA'{green}xsdf'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}T GCA'{green} xs df'{white}FJKDSLA FDSAIOFDSA ACGT'{red}AC GT'{white}TGCA'{green}xsdf'{white}FJK DSLA FDSAIOFDSA ! \end{minipage} \noindent\begin{minipage}{200pt} \noindent\rule{\textwidth}{.5pt} \DNA! ACGT'{red}A CGT'{white}TGCA'{green}x s df'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}TGCA'{green}x sdf '{white}FJKDSLAF DSAIOFDSA AC GT'{red}ACGT'{white}TG CA'{green}xsdf'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}T GCA'{green} xs df'{white}FJKDSLA FDSAIOFDSA ACGT'{red}AC GT'{white}TGCA'{green}xsdf'{white}FJK DSLA FDSAIOFDSA ! \end{minipage} \noindent\begin{minipage}{\textwidth} \noindent\rule{\textwidth}{.5pt} \DNA! ACGT'{red}A CGT'{white}TGCA'{green}x s df'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}TGCA'{green}x sdf '{white}FJKDSLAF DSAIOFDSA AC GT'{red}ACGT'{white}TG CA'{green}xsdf'{white}FJKD SLAF DSAIOFDSA ACGT'{red}ACGT'{white}T GCA'{green} xs df'{white}FJKDSLA FDSAIOFDSA ACGT'{red}AC GT'{white}TGCA'{green}xsdf'{white}FJK DSLA FDSAIOFDSA ! \end{minipage} \end{document}