>sp|P07961|MCRA_METVA Methyl-coenzyme M reductase subunit alpha OS=Methanococcus vannielii GN=mcrA MEAEKRLFLKALKEKFEEDPKEKYTKFYTYGGWEQSVRKREFVAANEKVLAEKRQGVPLY NPDIGVPLGQRKLMPYKLSGTDSYCEGDDLHFMNNAAIQQLWDDIRRTVVVGMDTAHSVL EKRLGVEVTPETINEYMHTINHALSGGAVVQEHMVEVHPSLAWDSYARIFTGDDELAAEL DSRFLIDINKLFPAEQAEALKKAIGKKTYQVSRVPSLVGRVCDGGTISRWSAMQIGMSFI TAYKLCAGEAATADFSYASKHADVIQMGNALPGRRARGPNEPGGIQFGILSDVVQTTRVS DDPVEQSLEVVAAGAALYDQIWLGAYMSGGVGFTQYATAAYTDDILDDFSYYALDYVEKK YGRMGTKATMDVVEDIASEVTLYSLEQYDEYPALLEDHFGGSQRAAVAAAASGIGVCMAT GNSNAGVNGWYLSQILHKEYHSRLGFYGYDLQDQCGASNSLAIRNDESAPLELRGPNYPN YAMNVGHQGEYAGIAQAAHSARGDAFAMSALIKVAFADPMLVFDFSKPRKEFARGALREF DAAGERDVILPAK