Contribution of telomerase RNA retrotranscription to DNA double-strand break repair during mammalian genome evolution

Table 3 Telomeric sequence mutation

	Number of mismatches per TTAGGG unit
ITS type	Human	Chimpanzee	Mouse	Rat
Conserved ITS loci (old)	0.29 ± 0.07	0.30 ± 0.08	0.40 ± 0.13	0.34 ± 0.09
Species specific ITS loci (young)	0.13 ± 0.12	0	0.14 ± 0.03	0.12 ± 0.03

ISSN: 1474-760X