>sp|B4TGI0|BTUD_SALHS Vitamin B12 import ATP-binding protein BtuD OS=Salmonella heidelberg GN=btuD MSQLMQLKDVAESTRLGPLSGEVSAGEILHLVGPNGAGKSTLLARMAGLTSGEGSIRFGG APLEAWATATLAQHRAYLAQQQNPPFAMPVWHYLTLHQPDKTRTGQLNEVADMLGLGDKL GRSVNQLSGGEWQRVRLAAVVLQIHPDANPVGQLLLLDEPMNSLDVAQQNALDRVLHHLC QAGIAIVMSSHDLNHTLRHAHKAWLLKRGKLIACGRREEVLTPSYLAQAYGLRFRRLDVE GHPMLISAT