>tr|I1YEN5|I1YEN5_METFJ Kef-type K+ transport system, NAD-binding component OS=Methylophaga frappieri (strain ATCC BAA-2434 / DSM 25690 / JAM7) OX=754477 GN=Q7C_197 PE=4 SV=1 MNPSQQRAFLSFQDHFEQLRHNRLFEWSVVAVIIFSALLAGAKTYDIPVSVSRTMVWLDY AITLFFLIEISIRFLGERRKRDFLKSGWNVFDTLIVIASLVPIEDSELAFVGRLLRIFRV LRMVSIIPELRHLLNSLLKALPQLSYVALMMFIIVYIFAAVGTSLFADINETLWGDIAVA MLTLFRVMTFEDWTDVMYETMAVYPLSWVFYLLFIFLNTFAFLNMLIGIVVNVMEQERQE AQQQLHKNDPTLHDVLHELQALKELVRQQTK