>sp|B5BA33|BTUD_SALPK Vitamin B12 import ATP-binding protein BtuD OS=Salmonella paratyphi A GN=btuD MSQLMQLKDVAESTRLGPLSGEVSAGEILHLVGPNGAGKSTLLARMAGLTSGEGSIRFGG APLEAWATATLAQHRAYLAQQQNPPFAMPVWHYLTLHQPDKTRTGQLNEVADMLGLGDKL GRSVNQLSGGEWQRVRLAAVVLQIHPDANPVGQLLLLDEPMNSLDVAQQNALDRVLHHLC QAGIAIVMSSHDLNHTLRHAHKAWLLKRGKLIACGRREEVFTPSYLAQAYGLRFRRLDVE GHPMLISAT