>1OYS_1|Chain A|Ribonuclease PH|Bacillus subtilis (1423) MRHDGRQHDELRPITFDLDFISHPEGSVLITAGNTKVICNASVEDRVPPFLRGGGKGWITAEYSMLPQATNQQTIQESSKGKISGRTMEIQRLIGRALRAVVDLEKLGERTIWIDCDVIQADGGTRTASITGAFLAMAIAIGKLIKAGTIKTNPITDFLAAISVGIDKEQGILLDLNYEEDSSAEVDMNVIMTGSGRFVELQGTGEEATFSREDLNGLLGLAEKGIQELIDKQKEVLGDSLPELK