#Brucella melitensis 16M
181341	BMEII0486	nikR

181342	BMEII0487	nikA
181343	BMEII0488	nikB
181344	BMEII0489	nikC
181345	BMEII0490	nikD
181346	BMEII0491	nikE


#Rhodopseudomonas palustris CGA009
574229	RPA4757	omp_Ni

574228	RPA4756	nikR


#Bradyrhizobium japonicum USDA 110
322160	bll6949	hoxN
322159	bll6948	omp_Ni

322121	bll6910	hoxN


#Bradyrhizobium sp. BTAi1
6837536	BBta_6192	omp_Ni

6837535	BBta_6191	nikR

6833512	BBta_1993	hoxN

6834802	BBta_3362	omp_Ni-2

6834798	BBta_3358	hoxN2