>M1296 G34U mutant of M1209 complex, , subunit 1, 233 residues; EISEVQLVESGGGLVQPGGSLRLSCAASGFYISYSSIHWVRQAPGKGLEWVASISPYSGSTYYADSVKGRFTISADTSKNTAYLQMNSLRAEDTAVYYCARQGYRRRSGRGFDYWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKSCDKTHT >M1296 G34U mutant of M1209 complex, , subunit 2, 215 residues; SDIQMTQSPSSLSASVGDRVTITCRASQSVSSAVAWYQQKPGKAPKLLIYSASSLYSGVPSRFSGSRSGTDFTLTISSLQPEDFATYYCQQSYSFPSTFGQGTKVEIKRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSADSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC >M1296 G34U mutant of M1209 complex, , subunit 3, 72 residues; GGCACUAUGGGCGCAGCGUCAAUGACGCUGACGUUACAGGCCAGACAAGAAACACUUGUCUGAUAUAGUGCC