Sequences Associated with Transitions
[caption]

GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAAUGAUCUCGUGUGCCCAUUGCAUAUCCCGUACAGGA
0 ((.(((((((((((((............(((....)))......)))))).))))))).))...(((......)))
GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAAUGAUCUCGUGUGCCCAUUGCAUAUCCCGUACAGGA
GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAAUGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
1 ..((((((..((((((............(((....)))......))))))(((((...)))))..)))))).....
GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAAUGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
2 ..((((((..((((((.....((((...(((....))).)))).))))))(((((...)))))..)))))).....
GUUAUGGGCGAUGAGGAGUAGUGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GUUAUGGGCGUUGAGGAGUAGUGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
3 ..((((((((((((.((................))..)))))).....(((((((...))))))))))))).....
GUUAUGGGCGUUGAGGAGUAGUGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GUUAUGGGCGUUGAGGAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
4 ..((((((((((((.((....(((....)))..))..)))))).....(((((((...))))))))))))).....
GUUAUGGGCGUUGAGGAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GGUAUGGGCGUUGAGGAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
5 .(((((((((((((.((....(((....)))..))..)))))).....(((((((...))))))))))))))....
GGUAUGGGCGUUGAGGAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GGUAUGGGCGUUGAGUAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
6 .(((((((((((((.......(((....)))......)))))).....(((((((...))))))))))))))....
GGUAUGGGCGUUGAGUAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUGCAUAUCCCGUACAGGA
GGUAUGGGCGUUGAGUAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUUCAUAUCCCGUACAGGA
7 .(((((((((((((.......(((....)))......)))))).....(((((.......))))))))))))....
GGUAUGGGCGUUGAAUAGUAGGGUUUAAACCAAUCGGUCAACGAUCUCGUGUGCGCAUUUCAUAUCCCGUACAGAA
GGUAUGGGCGUUGAAUAGUAGGGUUUAAACCAAUCGGCCAACGAUCUCGUGUGCGCAUUUCAUAUCCCGUACAGAA
8 .((((((((((((........(((....))).......))))).....(((((.......))))))))))))....
GGUAUGGGCGUUGAAUAAUAGGGUUUAAACCAAUCGGCCAACGAUCUCGUGUGCGCAUUUCAUAUCCCAUACAGAA
GGUAUGGGCGUUGAAUAAUAGGGUUUAAACCAAUCGGCCAACGAUCUCGUGUGCGCAUUUCAUAUACCAUACAGAA
9 .((((((.(((((........(((....))).......))))).....(((((.......))))).))))))....
UGGAUGGACGUUGAAUAACAAGGUAUCGACCAAACAACCAACGAGUAAGUGUGUACGCCCCACACACCGUCCCAAG
UGGAUGGACGUUGAAUAACAAGGUAUCGACCAAACAACCAACGAGUAAGUGUGUACGCCCCACACAGCGUCCCAAG
10 .(((((..(((((........(((....))).......))))).....(((((.......)))))..)))))....
UGGAUGGACGUUGAAUAACAAGGUAUCGACCAAACAACCAACGAGUAAGUGUGUACGCCCCACACAGCGUCCCAAG
UGGAUGGACGUUGAAUAACAAGGUAUCGCCCAAACAACCAACGAGUAAGUGUGUACGCCCCACACAGCGUCCCAAG
11 .(((((..(((((........(((...)))........))))).....(((((.......)))))..)))))....
UGGAUGGACGUUGAUUAACAAGGUAUCACCAAAACAACCAACGAGUAAGUGUGUACGCCCCACACAGCGUCCCAAG
UGGAUGCACGUUGAUUAACAAGGUAUCACCAAAACAACCAACGAGUAAGUGUGUACGCCCCACACAGCGUCCCAAG
12 .((((((.(((((........(((...)))........))))).....(((((.......))))).))))))....
UGGAUGCACGUUGACUAACAAGGUAUCACCAAAACAGCCAACGAGUACGUGUGUACGGCCCACACAGCGUCCCAAG
GGGAUGCACGUUGACUAACAAGGUAUCACCAAAACAGCCAACGAGUACGUGUGUACGGCCCACACAGCGUCCCAAG
13 (((((((.(((((........(((...)))........))))).....(((((.......))))).)))))))...
GGGAUGCACGUUGACGAAUAAGGUUUAACCAAGGCAGCUAACGAGUACGUGUGUACGGCCCACACCGCGUCCCAAG
GGGAUGCACGUUGACGAAUAAGGUUUAAGCAAGGCAGCUAACGAGUACGUGUGUACGGCCCACACCGCGUCCCAAG
14 (((((((.(((((((.......)))..(((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUUGACGAAUAAGGUUUAAGCAAGGCAGCUAACGAGUACGUGUGUACAGCCCACACCGCGUCCCAAG
GGGAUGCACGUUGACGAAUAAGGUUUAAGCAAGGCAGCUUACGAGUACGUGUGUACAGCCCACACCGCGUCCCAAG
15 (((((((.(((.(((.......))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUUGACGAAUAAGGUUUUAGCAAGGCAGCUAACGAGUAUGUGUGUACGGCCCACACCGCGUCCCAAG
GGGAUGCACGUUGACGAAUAAGGUUAUAGCAAGGCAGCUAACGAGUAUGUGUGUACGGCCCACACCGCGUCCCAAG
16 (((((((.(((((((.......))))((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUUGACGAAUAAGGUUAUAGCAAGGCAGCUAACGAGUAUGUGUGUACGGCCCACACCGCGUCCCAAG
GGGAUGCACGUUGACCAAUAAGGUUAUAGCAAGGCAGCUAACGAGUAUGUGUGUACGGCCCACACCGCGUCCCAAG
17 (((((((.((((((((.....)))))((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUUGACCAAUAAGGUUAUAGCAAGGCAGCUAACGAGUAUGUGUGUACGACCCACACCGCGUCCUAAG
GGGAUGCACGUUGACCAAUAAGGUUGUAGCAAGGCAGCUAACGAGUAUGUGUGUACGACCCACACCGCGUCCUAAG
18 (((((((.(((.((((.....)))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUAGACCGAGAAGGUUGUAGCAAGGAAGCUAACGAGUAUGUGUGAAGGACCCACACCGCAUCCUAAG
GGGAUGCACGUAGACCGAGAAGGCUGUAGCAAGGAAGCUAACGAGUAUGUGUGAAGGACCCACACCGCAUCCUAAG
19 (((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUAGACCGAGAAGGCUGUAGCAAGGAAGCUAACGAGUAUGUGUGAAGGACCCACACCGCAUCCUAAG
GGGAUGAACGUAGACCGAGAAGGCUGUAGCAAGGAAGCUAACGAGUAUGUGUGAAGGACCCACACCGCAUCCUAAG
20 ((((((..(((((.((.....)))).((((......))))))).....(((((.......)))))..))))))...
GGGAUGGACGUAGACCGUGAAGGCUGUAGCAAGGAAGCUAACGAAUAUGUGUGAAGGACCCACACCGCAUCCUAAU
GGGAUGGACGUAGACCGUGAAGGCUGUAGCUAGGAAGCUAACGAAUAUGUGUGAAGGACCCACACCGCAUCCUAAU
21 ((((((..(((((.((.....)))).(((((....)))))))).....(((((.......)))))..))))))...
GGGAUGGACGUAGACCGUGAAGGCUGUAGCUAGGAAGCUAACGAAUAUGUGUGAAGGACCCACACCGCAUCCUAAU
GGGAUGGACGUAGACCGUGAAGGCUGUAGCAAGGAAGCUAACGAAUAUGUGUGAAGGACCCACACCGCAUCCUAAU
22 ((((((..(((((.((.....)))).((((......))))))).....(((((.......)))))..))))))...
GGGAUGCACGUAGACCGACAGGGCUAUAGCAAGGAAGCUAACGACUAUGUGUGAACGACCCACACCUCAUCCCAAA
GGGAUGCACGUAGACCGACAGGGCUAUAGCUAGGAAGCUAACGACUAUGUGUGAACGACCCACACCUCAUCCCAAA
23 ((((((..(((((.((.....)))).(((((....)))))))).....(((((.......)))))..))))))...
GGGAUGCACGUAGACCGACAGGGCUAUAGCUAGGAAGCUAACGACUAUGUGUGAACGACCCACACUUCAUCCCAAA
GGGAUGCACGUAGACCGACAGGGCUAUAGCGAGGAAGCUAACGACUAUGUGUGAACGACCCACACUUCAUCCCAAA
24 ((((((..(((((.((.....)))).((((......))))))).....(((((.......)))))..))))))...
GGGAUGCACGUGGACCGACAGGGCCAUAGCGCGGAAGCUAACGAAUACGUGUGAACGACCCACACCUCAUCCCAGA
GGGAUGCACGUGGACCGACAGGGCCAUAGCGCGGAAGCUAACGAAUACGUGUGAACGACCCACACCGCAUCCCAGA
25 (((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUGGACCGACUGGGCUAUAGCGCGGAAGCUAACGACUACGUGUGAACGACCCACACCGCAUCCCAGA
AGGAUGCACGUGGACCGACUGGGCUAUAGCGCGGAAGCUAACGACUACGUGUGAACGACCCACACCGCAUCCCAGA
26 .((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).))))))....
GGGAUGUGCGUAGACCGAUCGGGCUGUAGCCAGGGAGCUAACGAAACCGUGUGAACCAUCCGCACUGCAUCUGACA
CGGAUGUGCGUAGACCGAUCGGGCUGUAGCCAGGGAGCUAACGAAACCGUGUGAACCAUCCGCACUGCAUCUGACA
27 (((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUGGACCGGGAAGGCUGUAGCGAACGAGCUAACGAAAACGUGCAAGUGAAGUGCACUGCAUCCCCGG
GGGAUGCACGUGGACCGGGAAGGCUGUAGCUAACGAGCUAACGAAAACGUGCAAGUGAAGUGCACUGCAUCCCCGG
28 (((((((.(((((.((.....)))).(((((....)))))))).....(((((.......))))).)))))))...
GGGAUGCACGUAGACCGGGAAGGCUGUAGCGAAGGCGCUAGCGAAGAUGUGCGAAUUUAAUGCACCGUGUCCCAAU
AGGAUGCACGUAGACCGGGAAGGCUGUAGCGAAGGCGCUAGCGAAGAUGUGCGAAUUUAAUGCACCGUGUCCCAAU
29 .((((((.(((((.((.....)))).(((((....)))))))).....(((((.......))))).))))))....
GGGAUGCACGUAGACCGGGAAGGCUGUAGCGAAGGCGCUAACGAAGUUGUGCGAAUCUAAUGCACCGUGUCCGAAU
GGGAUGCACGUAGACCGGGAAGGCUGUAGCGAAGGAGCUAACGAAGUUGUGCGAAUCUAAUGCACCGUGUCCGAAU
30 .((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).))))))....
GGGAUGCACGUAGACCGGGAAGGCUGUAGCGAUGUCGCUAACGAAGACGUGCGAACCUAAUGCACCGUGUCCAAGU
GGGAUGCACGUAGCCCGGGAAGGCUGUAGCGAUGUCGCUAACGAAGACGUGCGAACCUAAUGCACCGUGUCCAAGU
31 .((((((.(((((((......)))).((((......))))))).....(((((.......))))).))))))....
GGGAUGCACGUAGCCCGCGAAGGCUGUAGCGAUGUCGCUAACGAUUACGUGCGAAUCUAAUGCACCGUGUCCAAGU
GGGAUGCACGUAGCCCGCGAAGGCUGUAGCGAUGUCGCUAACGAUUACGUGCGAAUCUAAUGCACCGUGUCCUAGU
32 (((((((.(((((((......)))).((((......))))))).....(((((.......))))).)))))))...
GGGAUGCACGUAGCCCGCGAAGGCUGUAGCGAUGUCGCUAACGAUUAAGUGCGAAUCUAAUGCACCGUGUCCUAGU
GGGAUGCACGUAGCCCGCGAAGGCUGUAGCGAUGGCGCUAACGAUUAAGUGCGAAUCUAAUGCACCGUGUCCUAGU
33 (((((((.(((((((......)))).(((((....)))))))).....(((((.......))))).)))))))...
GGGAUACACGUGGCCCGUGAAGGCUGUAGCGCAACCGCUAACGAAAUAGUGCGAAUGUAAUGCACCGUGUCCCCGA
GGGAUACACGUGGCCCGUGAACGCUGUAGCGCAACCGCUAACGAAAUAGUGCGAAUGUAAUGCACCGUGUCCCCGA
34 (((((((.((((((........))).(((((....)))))))).....(((((.......))))).)))))))...
GGGAUACACGUGGCCCCUGAAAGCUGUAGCGCAACUGCUGACGAAAUAGUGCGAAUAGAAUGCACCGUGUCCCCGA
GGGAUACACGUGGCCCCUGAAAGCUGUAGCGCAACUGCUGACGAAAUAGUGCGAAUAGAAUGCACCCUGUCCCCGA
35 ((((((..((((((........))).(((((....)))))))).....(((((.......)))))..))))))...
GGGAUACACGUGGCCCCUGAAAGCCGUAGCGCAACUGCUGACGAAACCGUGCGAAUAAUAUGCACCCUGUCCCCGG
GGGAUACACGUGGCCCCUGAAGGCCGUAGCGCAACUGCUGACGAAACCGUGCGAAUAAUAUGCACCCUGUCCCCGG
36 ((((((..(((((((......)))).(((((....)))))))).....(((((.......)))))..))))))...
GGGAUACACGUGGCCCCUCAAGGCCGUAGCGCAACUGCUGAUGAAACCGUGCGAAUAAUCCGCACCCUGUCCCCGG
GGGAUACACGUGGCCCCUCAAGGCCGUAGCGCAACUGCUGCUGAAACCGUGCGAAUAAUCCGCACCCUGUCCCCGG
37 ((((((....(((((......)))))((((((....)).)))).....(((((.......)))))..))))))...
GGGAUACACGUGGCCCCUCAAGGCCGUAGCGCAACUGCUGCUGAAACCGUGCGAAUAAUCCGCACCCUGUCCCCGG
GGGAUACACGUGGCCCCUCAAGGCCGUAGCGAAACUGCUGCUGAAACCGUGCGAAUAAUCCGCACCCUGUCCCCGG
38 ((((((....(((((......)))))(((((.......))))).....(((((.......)))))..))))))...
GGGAUACAUGUGGCCCCUCAAGGCCGUAGCGAAACUGCUGCUGAAACCGUGUGAAUAAUCCGCACCCUGUCCCCGA
GGGAUACAUGUGGCCCCUCAAGGCCCUAGCGAAACUGCUGCUGAAACCGUGUGAAUAAUCCGCACCCUGUCCCCGA
39 ((((((.....((((......)))).(((((.......))))).....(((((.......)))))..))))))...
GGGAUAUACGAGGCCCGUCAAGGCCGUAGCGAACCGACUGUUGAAACUGUGCGAAUAAUCCGCACCCUGUCCCGGG
GGGAUAUACGGGGCCCGUCAAGGCCGUAGCGAACCGACUGUUGAAACUGUGCGAAUAAUCCGCACCCUGUCCCGGG
40 ((((((...((((((......)))).(((((.......))))).....(((((.......)))))))))))))...
GGGAUAUACGGGGCCCGUCAAGGCCGUAGCGAACCGACUGUUGAGACUGUGCGAAUAAUCCGCACCCUGUCCCGGG
GGGAUAUACGGGCCCCGUCAAGGCCGUAGCGAACCGACUGUUGAGACUGUGCGAAUAAUCCGCACCCUGUCCCGGG
41 ((((((....((((.......)))).(((((.......))))).....(((((.......)))))..))))))...
GGGAUAUACGGGCCCCUUCAAGGCCAUAGCGAACCGACUGUUGAAACUGUGCGAAUAAUCCGCACCCUGUCCCGGA
GGGAUAUACGGGCCCCUUCAAGCCCAUAGCGAACCGACUGUUGAAACUGUGCGAAUAAUCCGCACCCUGUCCCGGA
42 ((((((...((((........)))).(((((.......))))).....(((((.......)))))..))))))...
GGGAUGAUAGGGCGUGUGAUAGCCCAUAGCGAACCCCCCGCUGAGCUUGUGCGACGUUUGUGCACCCUGUCCCGCU
GGGAAGAUAGGGCGUGUGAUAGCCCAUAGCGAACCCCCCGCUGAGCUUGUGCGACGUUUGUGCACCCUGUCCCGCU
43 ((((((...((((........)))).(((((.......))))).....(((((.......))))).)).))))...
GGGAAGAUAGGGCGUGUGAUAGCCCAUAGCGAACCCCCCGCUGAGCUUGUGCGACGUUUGUGCACCCUGUCCCGCU
GGGCAGAUAGGGCGUGUGAUAGCCCAUAGCGAACCCCCCGCUGAGCUUGUGCGACGUUUGUGCACCCUGUCCCGCU
44 ((((((...((((........)))).(((((.......))))).....(((((.......))))).))))))....


The sample section

(a) CGGAUGUGCGUAGACCGAUCGGGCUGUAGCCAGGGAGCUAACGAAACCGUGUGAACCAUCCGCACUGCAUCUGACA
27 (((((((.(((((.((.....)))).((((......))))))).....(((((.......))))).)))))))...
(b) GGGAUGCACGUGGACCGGGAAGGCUGUAGCGAACGAGCUAACGAAAACGUGCAAGUGAAGUGCACUGCAUCCCCGG
(c) GGGAUGCACGUGGACCGGGAAGGCUGUAGCUAACGAGCUAACGAAAACGUGCAAGUGAAGUGCACUGCAUCCCCGG
28 (((((((.(((((.((.....)))).(((((....)))))))).....(((((.......))))).)))))))...
shows the sequences underlying the transition from shape 27 on the evolutionary path of Figure 1A to shape 28. The shapes are represented by a balanced parentheses notation.

The first sequence (a) is derived from the preceding sequence folding into shape 26 (not shown) by a point mutation at the position indicated in red. (a) folds into shape 27, and innovates the reactor with that shape. The next sequence (b) also folds into 27. (b) mutated at the red position and gave rise to (c) innovating the reactor with shape 28. (a) and (b) are neutral sequences folding both into 27. They are separated by about 116 time units. (a) and (b) differ at the positions indicated in blue which show the accumulation of neutral mutations while the trajectory drifted for 116 time units on or close to the neutral sequence network associated with shape 27. With regard to Figure 1A (a) is the sequence associated with the green step to shape 27, and (b) is the sequence associated with the step away from it, leading to 28.

A printable file of this table is available for download [color postscript].