Fig. 4From: Development of a strictly regulated xylose-induced expression system in StreptomycesSchematic representation of xylose-induced expression vectors pXC, pXCBR, pLR, and pXCPR. oriT, origin of transfer; oriV, replication origin of E. coli from pK18mob (ATCC® 87095™); rep pIJ101 and rep pSG5, replicon of Streptomyces from pIJ101 [25] and pGM160 [36]; tsr, thiostrepton resistance gene; km, kanamycin resistance geneBack to article page