>2YLK_1|Chains A, B, C, D|CELLULOSE 1,4-BETA-CELLOBIOSIDASE|CLOSTRIDIUM THERMOCELLUM (1515) MDVKVQYLCENTQTSQQEIKGKFNIVNTGNRDYSLKDIVLRYYFTKEHNSQLQFICYYTPIGSGNLIPSFGGSGDEHYLQLEFKDVKLPAGGQTGEIQFVIRYADNSFHDQSNDYSFDPTIKAFQDYGKVTLYKNGELVWGTPPG