>tr|A0A4P7TQ86|A0A4P7TQ86_SHIFM PTS ascorbate transporter subunit IIB OS=Shigella flexneri serotype 5a GN=ulaB MTVRILAVCGNGQGSSMIMKMKVDQFLTQSNIDHTVNSCAVGEYKSELSGADIIIASTHI AGEITVTGNKYVVGVRNMLSPADFGPKLLEVIKAHFPQDVK