>5KBW_1|Chains A, B|Riboflavin transporter RibU|Thermotoga maritima (243274) MGSSIKKISFVGIFSALATLVMFLEFPIFPQASFLKYDPSEIPALIVSFLLGPGVGMFVVLVKDILFFLMKSGDPVGIAMNAVLGMSFVGIAGLIYHRNKSRATAIKGMIVATLFATAFALGLNALIVPLYFEAPFELYLKFFPFILAFNLVKFGIDSVVTFFVYKKVSSILKLSNSLVPR