Table 1. List of oligonucleotides used in this study.

Abbreviation	Sequencea
19T	5′-ACAGACGCCATCAACCAGG
19TG	5′-ACAGACGCCATgCAACCAGG
COM19A	3′-TGTCTGCGGTAGTTGGTCC
PRIM15	5′-CATCGATAGCATCCT
25G	5′-CATCGATAGCATCCTGCCTTCTCTC
25MG	5′-CATCGATAGCATCCTMCCTTCTCTC
25XAN	5′-CATCGATAGCATCCTXCCTTCTCTC
25OXA	5′-CATCGATAGCATCCTOCCTTCTCTC
COM25A	3′-GTAGCTATCGTAGGAAGGAAGAGAG
COM25T	3′-GTAGCTATCGTAGGATGGAAGAGAG
COM25G	3′-GTAGCTATCGTAGGAGGGAAGAGAG
COM25C	3′-GTAGCTATCGTAGGACGGAAGAGAG
COM30C	3′-AAGTCGTAGCTATCGTAGGACGGAAGAGAG

^aTg, thymine glycol; M, 7-methylguanine; X, xanthine; O, oxanine. Base lesions and paired bases are underlined.