>1EA7_1|Chain A|SERINE PROTEASE|BACILLUS SPHAERICUS (1421) RASQQIPWGIKAIYNNDTLTSTTGGSGINIAVLDTGVNTSHPDLVNNVEQCKDFTGATTPINNSCTDRNGHGTHVAGTALADGGSDQAGIYGVAPDADLWAYKVLLDSGSGYSDDIAAAIRHAADQATATGTKTIISMSLGSSANNSLISSAVNYAYSKGVLIVAAAGNSGYSQGTIGYPGALPNAIAVAALENVQQNGTYRVADYSSRGYISTAGDYVIQEGDIEISAPGSSVYSTWYNGGYNTISGTSMATPHVSGLAAKIWAENPSLSNTQLRSNLQERAKSVDIKGGYGAAIGDDYASGFGFARVQ