Protein
Outer membrane usher protein SfmD
Organism
Escherichia coli (strain K12)
Function
Part of the sfmACDHF fimbrial operon. Could contribute to adhesion to various surfaces in specific environmental niches. Increases adhesion to eukaryotic T24 bladder epithelial cells in the absence of fim genes. Probably involved in the export and assembly of fimbrial subunits across the outer membrane.
Similarity
Belongs to the fimbrial export usher family.
Sequence
MKIPTTTDIPQRYTWCLAGICYSSLAILPSFLSYAESYFNPAFLLENGTSVADLSRFERGNHQPAGVYRVDLWRNDEFIGSQDIVFESTTENTGDKSGGLMPCFNQVLLERIGLNSSAFPELAQQQNNKCINLLKAVPDATINFDFAAMRLNITIPQIALLSSAHGYIPPEEWDEGIPALLLNYNFTGNRGNGNDSYFFSELSGINIGPWRLRNNGSWNYFRGNGYHSEQWNNIGTWVQRAIIPLKSELVMGDGNTGSDIFDGVGFRGVRLYSSDNMYPDSQQGFAPTVRGIARTAAQLTIRQNGFIIYQSYVSPGAFEITDLHPTSSNGDLDVTIDERDGNQQNYTIPYSTVPILQREGRFKFDLTAGDFRSGNSQQSSPFFFQGTALGGLPQEFTAYGGTQLSANYTAFLLGLGRNLGNWGAVSLDVTHARSQLADASRHEGDSIRFLYAKSMNTFGTNFQLMGYRYSTQGFYTLDDVAYRRMEGYEYDYDGEHRDEPIIVNYHNLRFSRKDRLQLNVSQSLNDFGSLYISGTHQKYWNTSDSDTWYQVGYTSSWVGISYSLSFSWNESVGIPDNERIVGLNVSVPFNVLTKRRYTRENALDRAYASFNANRNSNGQNSWLAGVGGTLLEGHNLSYHVSQGDTSNNGYTGSATANWQAAYGTLGGGYNYDRDQHDVNWQLSGGVVGHENGITLSQPLGDTNVLIKAPGAGGVRIENQTGILTDWRGYAVMLYATVYRYNRIALDTNTMGNSIDVEKNISSVVPTQGALVRANFDTRIGVRALITVTQGGKPVPFGSLVRENSTGITSMVGDDGQVYLSGAPLSGELLVQWGDGANSRCIAHYVLPKQSLQQAVTVISAVCTHPGS