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Comparison of hairpin secondary structures and organization of inverted repeats on pScis. Hairpins structures in IRR of pSci1-4 (A), S. kunkelii pSKU146 (B). Organization and distribution of IRR in pSci1-6 (C). Such sequences marked as arrows in figure 1 could act as signals for replication or conjugation of the plasmid. Numbers below sequences (A and B) indicate positions in plasmids.
