Table 1.

The Primer Sequences.

Name of primer	Sequence
USP53-F	5′-ATGGGTGTCAGATGCCAA-3′
USP53-R	5′-CTGTGCTTCGGAAGATGAGA-3′
DDB2-F	5′-TGGAGGGAACAACTAGGCTG-3′
DDB2-R	5′-ATTCCAAAGCTCTTTGCCGTC-3′
GAPDH-F	5′-GACATCAAGAAGGTGGTGAA-3′
GAPDH-R	5′-TGTCATACCAGGAAATGAGC-3′

Abbreviations: DDB2, damage-specific DNA binding protein; USP, ubiquitin-specific proteases.