>tr|Q4FBB8|Q4FBB8_ECOLX Polysialic acid transporter KpsD OS=Escherichia coli GN=kpsD MKLFKSILLIAACHAAQASAAIDINADPNLTGAAPLTGILNGQQSDTQNMSGFDNTPPPS PPVVMSRMFGAQLFNGTSADSGATVGFNPDYILNPGDSIQVRLWGAFTFDGALQVDPKGN IFLPNVGPVKVAGVSNSQLNALVTSKVKEVYQSNVNVYASLLQAQPVKVYVTGFVRNPGL YGGVTSDSLLNYLIKAGGVDPERGSYVDIVVKRGNRVRSNVNLYDFLLNGKLGLSQFADG DTIIVGPRQHTFSVQGDVFNSYDFEFRESSIPVTEALSWARPKPGATHITIMRKQGLQKR SEYYPISSAPGRMLQNGDTLIVSTDRYAGTIQVRVEGAHSGEHAMVLPYGSTMRAVLEKV RPNSMSQMNAVQLYRPSVAQRQKEMLNLSLQKLEEASLSAQSSTKEEASLRMQEAQLISR FVAKARTVVPKGEVILNESNIDSVLLEDGDVINIPEKTSLVMVHGEVLFPNAVSWQKGMT TEDYIEKCGGLTQKSGNARIIVIRQNGAAVNAEDVDSLKPGDEIMVLPKYESKNIEVTRG ISTILYQLAVGAKVILSL