prot_seq: M L G R A L R P G W L G I T R T V V K K P S C G S Y F N R T F Q T A I N T T M P P M Q E G M L S T M M M M T A T A T R I T G T V S E P L N G S N I V M Q L D S V M R K R K K K M K K H K L R K R R K R E K A E R R K L S Q G R