iSS-PseDNC: Identifying Splicing Sites Using Pseudo Dinucleotide Composition

Table 1

The original values for the six DNA dinucleotide physical structures.

Dinucleotide	Physical structures^a
	𝑃1(𝑅𝑖𝑅𝑖+1)	𝑃2(𝑅𝑖𝑅𝑖+1)	𝑃3(𝑅𝑖𝑅𝑖+1)	𝑃4(𝑅𝑖𝑅𝑖+1)	𝑃5(𝑅𝑖𝑅𝑖+1)	𝑃6(𝑅𝑖𝑅𝑖+1)
AA	0.026	0.038	0.020	1.69	2.26	7.65
AC	0.036	0.038	0.023	1.32	3.03	8.93
AG	0.031	0.037	0.019	1.46	2.03	7.08
AT	0.033	0.036	0.022	1.03	3.83	9.07
CA	0.016	0.025	0.017	1.07	1.78	6.38
CC	0.026	0.042	0.019	1.43	1.65	8.04
CG	0.014	0.026	0.016	1.08	2.00	6.23
CT	0.031	0.037	0.019	1.46	2.03	7.08
GA	0.025	0.038	0.020	1.32	1.93	8.56
GC	0.025	0.036	0.026	1.20	2.61	9.53
GG	0.026	0.042	0.019	1.43	1.65	8.04
GT	0.036	0.038	0.023	1.32	3.03	8.93
TA	0.017	0.018	0.016	0.72	1.20	6.23
TC	0.025	0.038	0.020	1.32	1.93	8.56
TG	0.016	0.025	0.017	1.07	1.78	6.38
TT	0.026	0.038	0.020	1.69	2.26	7.65

aIn this table, the following symbols were used to represent the six physical structures of dinucleotide: 𝑃₁ for “twist”, 𝑃₂ for “tilt”, 𝑃₃ for “roll”, 𝑃₄ for “shift”, 𝑃₅ for “slide”, and 𝑃₆ for “rise”. The data was obtained from [75].