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. 2013 Nov 1;196(1):119–135. doi: 10.1534/genetics.113.158519

Table 2. Effect of rrn deletions on rates of duplication formation.

Duplication ratea of indicated sites with or without deletions of rrn loci (×100)
Deleted rrn loci purHD xja metA thrA
None 250 200 220 160
rrnE 210 100 200 100
rrnH 50 1.1 2.7 0.5
rrnE and rrnH 1.5 0.7 2.5 0.8
a

Duplication rates are expressed as the frequency of duplication-bearing cells reached during growth of a cell with no duplication for 33 generations.