>4Q3D_1|Chains A, B, C, D|PYLD, pyrrolysine synthase|Methanosarcina barkeri (269797) SMALLTPDDLININMQLQKADSAVQEVTGLDIKGICKALYGTFSSSEKVGIVPVTSGNGIIGNFSASLHAITQYFGFDSFVTDMPDVSGYYEAVQNGAEIILMADDRTFLAHNLKNGKMANNQPCTGIIYAEIASRYLKADSKDVLVVGLGKVGFPGAEHLVQKDFRVYGYDADETLLERATSNLGIIPFDPANPKKFSIIFEATPCANTIPEAVLSENCVLSTPGIPCAISEELRDKYEVQLIAEPLGIGTASMLYSVL