>4d6u_B mol:protein length:453 CYTOCHROME B-C1 COMPLEX SUBUNIT 2, MITOCHONDRIAL MKLLTRAGSLSRFYSLKVAPKVKATEAPAGVPPHPQDLEFTRLPNGLVIASLENYAPAS RIGLFIKAGSRYENSNNLGTSHLLRLASSLTTKGASSFKITRGIEAVGGKLSVTSTREN MAYTVECLRDDVDILMEFLLNVTTAPEFRRWEVAALQPQLRIDKAVALQNPQAHVIENL HAAAYRNALANSLYCPDYRIGKVTPVELHDYVQNHFTSARMALIGLGVSHPVLKQVAEQ FLNIRGGLGLSGAKAKYHGGEIREQNGDSLVHAALVAESAAIGSAEANAFSVLQHVLGA GPHVKRGSNATSSLYQAVAKGVHQPFDVSAFNASYSDSGLFGFYTISQAASAGDVIKAA YNQVKTIAQGNLSNPDVQAAKNKLKAGYLMSVESSEGFLDEVGSQALAAGSYTPPSTVL QQIDAVADADVINAAKKFVSGRKSMAASGNLGHTPFIDEL