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