#Candidatus Methanoregula boonei 6A8 3779608 Mboo_0159 rbkR 3779609 Mboo_0160 ribB #Candidatus Methanosphaerula palustris E1-9c 5772232 Mpal_2512 rbkR 5772233 Mpal_2513 ribB 5772234 Mpal_2514 ribB #Methanocorpusculum labreanum Z 2102709 Mlab_0397 ribE 2102708 Mlab_0396 ribB 2102707 Mlab_0395 ribH #Methanoculleus marisnigri JR1 2006778 Memar_2359 rbkR 2006777 Memar_2358 ribB #Methanospirillum hungatei JF-1 1257938 Mhun_1259 rbkR 1257937 Mhun_1258 ribB