Table 2.

Oligonucleotides used to measure BER enzyme activity

	Name	Sequence
AP endonuclease	THF control	5′ ATATACCGCGGCCGGCCGATCAAGCTTATT 3′
	THF	5′ ATATACCGCGG(THF)CGGCCGATCATCAAGCTTATT 3′
	THF Comp	5′ AATAAGCTTGATGATCGGCCGGCCGCGGTATAT 3′
Polymerase β	Polβ control	5′ CTGCAGCTGATGCGCCGTACGGATCCCCGGGTTAC 3′
	GAP	15mer—5′ CTGCAGCTGATGCGC-OH 3′
		18mer—5′ P-TACGGATCCCCGGGTTAC 3′
	GAP Comp	5′ GTAACCCGGGGATCCGTACGGCGCATCAGCTGCAG 3′

THF tetrahydrofuran, Comp complementary sequence, GAP double-stranded oligonucleotide containing single nucleotide gap