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Operon in L. lactis IL1403 containing the ycaG, rgpE, ycbB, and ycbC genes. The light grey arrows represent genes interrupted in integrants of L. lactis IL1403 (ycaG and rgpE) and L. lactis Wg2 (ycbB and ycbC) resistant to phages bIL170 and φ645, respectively. The displaced arrows indicate overlapping open reading frames. The bent arrow indicates the promoter, and the hairpin symbols indicate the terminators. LPS, lipopolysaccharide.
