>sp|Q01180|NIFU_CERSP Nitrogen fixation protein NifU OS=Cereibacter sphaeroides GN=nifU MLDETGKALDLFFNPRNAGPLEAADAVGTAGSLEVGDAIRLMLRIEAGRVAEARFLAFGG AHAIACGSALTVLVTGLDLAAARAVTPEEIEAAVGGLPAPRRPAAARAWSALQIALAAYE GRTFVAPEPAPVPAPAAAPVRLLAPKHDSQPRIVRDVPLAPAEEARLIAEVIESVRPRLR ADGGDVTLVAVEGSKVRVHLTGACSGCQLAALTLGGLQKRLADTLGRPIRVIPEEKRPLV SIAGAR