>2BTC_1|Chain A[auth E]|PROTEIN (TRYPSIN)|Bos taurus (9913) IVGGYTCGANTVPYQVSLNSGYHFCGGSLINSQWVVSAAHCYKSGIQVRLGEDNINVVEGNEQFISASKSIVHPSYNSNTLNNDIMLIKLKSAASLNSRVASISLPTSCASAGTQCLISGWGNTKSSGTSYPDVLKCLKAPILSDSSCKSAYPGQITSNMFCAGYLEGGKDSCQGDSGGPVVCSGKLQGIVSWGSGCAQKNKPGVYTKVCNYVSWIKQTIASN >2BTC_2|Chain B[auth I]|PROTEIN (TRYPSIN INHIBITOR)|Cucurbita pepo (3663) RVCPKILMECKKDSDCLAECICLEHGYCG