>1Y4A_1|Chain A[auth E]|subtilisin BPN'|Bacillus amyloliquefaciens (1390)
AQSVPYGVSQIKAPALHSQGYTGSNVKVAVIDSGIDSSHPDLKVAGGASMVPSETNPFQDNNSHGTHVAGTVAALNNSIGVLGVAPSASLYAVKVLGADGSGQYSWIINGIEWAIANNMDVINMSLGGPSGSAALKAAVDKAVASGVVVVAAAGNEGTSGSSSTVGYPGKYPSVIAVGAVDSSNQRASFSSVGPELDVMAPGVSIQSTLPGNKYGAYNGTSMASPHVAGAAALILSKHPNWTNTQVRSSLENTTTKLGDSFYYGKGLINVQAAAQHHHHHH
>1Y4A_2|Chain B[auth I]|chymotrypsin inhibitor 2|Hordeum vulgare (4513)
MKTEWPELVGKSVEEAKKVILQDKPAAQIIVLPVGTIVTRSYRIDRVRLFVDRLDNIAQVPRVG