>sp|P21920|COBK_SINSX Precorrin-6A reductase OS=Sinorhizobium sp GN=cobK
MAGSLFDTSAMEKPRILILGGTTEARELARRLAEDVRYDTAISLAGRTADPRPQPVKTRI
GGFGGADGLAHFVHDENIALLVDATHPFAARISHNAADAAQRTGVALIALRRPEWVPLPG
DRWTAVDSVVEAVSALGDRRRRVFLAIGRQEAFHFEVAPQHSYVIRSVDPVTPPLNLPDQ
EAILATGPFAEADEAALLRSRQIDVIVAKNSGGSATYGKIAAARRLGIEVIMVERRKPAD
VPTVGSCDEALNRIAHWLAPA