>sp|B3Q8B5|SECB_RHOPT Protein-export protein SecB OS=Rhodopseudomonas palustris GN=secB MTNGNGTPPEGAPPQLNVLAQYTKDLSFENPNAPASLAPQQQQPAINIQINVGANNVGEN EYEVTLSIEGKAESGSSVLFSFELAYAGVFRVLNVPQENLHPLIMIECPRLLFPFAREII ASAVRDGGFPPLMLDPVDFIGLYRQNLERAQQQGQPS