ordering of the segments ( in relation to the gamma genetic map and with the direction from left to right corresponding to the clockwise orientation of the e. coli genetic map and to each of the numerical sequences given ) reveals , on 26 kb of bacterial dna , two cleavage sites defining the 7.5-kb segment obtainable from the dna of either gamam darg13 or gamma darg14 .
C0012924
bacterial dna
C0012854
dna