Table 2.

Three types of physicochemical properties of dinucleotides in RNA

Dinucleotide	Free energy	Hydrophilicity	Stacking energy
GG	−3.260	0.170	−11.100
GA	− 2.350	0.100	− 14.200
GC	−3.420	0.260	−16.900
GU	−2.240	0.270	−13.800
AG	−2.080	0.080	−14.000
AA	−0.930	0.040	−13.700
AC	−2.240	0.140	−13.800
AU	−1.100	0.140	−15.400
CG	−2.360	0.350	−15.600
CA	−2.110	0.210	−14.400
CC	−3.260	0.490	−11.100
CU	−2.080	0.520	−14.000
UG	−2.110	0.340	−14.400
UA	−1.330	0.210	−16.000
UC	−2.350	0.480	−14.200
UU	−0.930	0.440	−13.700

More details about the pseudo dinucleotide composition (pseDNC) feature refer to [38]