Table 3.

Characterization of the deactivation mechanism (%) for the paths shown in Fig. 3

Ade*	A1a	A2a
Yield (%)	100 (80)	0 (20)
Time (ps)	0.63	—
Gua	G1a
Yield (%)	100
Time (ps)	0.28
Thy†	P1a	P1b	P1c	P1d	P2a
Yield (%)	100	NA	NA	NA	0
Time (ps)	2.3	NA	NA	NA	—
Ura†	P1a	P1b	P1c	P1d	P2a
Yield (%)	60	NA	NA	NA	31
Time (ps)	1.5	NA	NA	NA	0.65
Cyt	C1a	C1b	C1c	C1d	C2
Yield (%)	87	58	16	12	13
Time (ps)	0.01	0.5	—	0.5	0.01

NA, not available.

^*Energy window C. (Values for 4-aminopyrimidine are given in parenthesis.)

^†High-energy window.