>4jgc_A: G/T mismatch-specific thymine DNA glycosylase GSHMASFNGVSEAELLTKTLPDILTFNLDIVIIGIAPGLMAAYKGHHYPGPGNHFWKCLFMSGLSEVQLNHMDDHTLPGK YGIGFTNMVERTTPGSKDLSSKEFREGGRILVQKLQKYQPRIAVFNGKCIYEIFSKEVFGVKVKNLEFGLQPHKIPDTET LCYVMPSSSARCAQFPRAQDKVHYYIKLKDLRDQLKGIERNMDV >4jgc_B: oligonucleotide CAGCTCTGTACGTGAGCAGTGGACAGCT >4jgc_C: oligonucleotide containing 5-carboxylcytosine AGCTGTCCACTGCTCAXGTACAGAGCTG