Table 2.

Oligonucleotide composition of DNA structures used in this study

Substrate number	Oligonucleotide numbers
1	1 + 2*
2	1 + 2* + 3
3	1 + 2* + 4
4	1 + 2* + 3 + 4
5	2* + 3 + 7
6	2* + 3 + 8
7	2* + 3 + 9
8	1* + 5
9	2 + 6*
10	10 + 11*
11	10 + 11* + 4
12	10 + 11* + 3
13	10 + 11* + 3 + 4

Oligonucleotide numbers refer to Table 1.

Asterisks indicate the 5′-labelled oligonucleotide in each substrate.