>6M4B_1|Chains A, B|Membrane-bound protease PH1510|Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3) (70601) MSPILAKNIVYVAQIKGQITSYTYDQFDRYITIAEQDNAEAIIIELDTPGGRADAMMNIVQRIQQSKIPVIIYVYPPGASAAAAGTYIALGSHLIAMAPGTSIGACRPILGYSQNGSIIEAPPKITNYFIAYIKSLAQESGRNATIAEEFITKDLSLTPEEALKYGVIEVVARDINELLKKSNGMKTKIPVNGRYVTLNFTNVEVRYLAPSFKDKLISYITDLEHHHHHH