Model Number,Pair Number,Pair Name,Leontis / Westhof Classification,Saenger Classification 1,2,R_A3:U17_R,1,20 1,5,R_C6:G14_R,1,19 1,1,R_G2:C18_R,1,19 1,3,R_U4:A16_R,1,20 1,4,R_U5:A15_R,1,20 1,6,R_U7:G13_R,1,28