Table 1.

Distribution of inferred transitions as a function of dinucleotide

Dinucleotide	RTVL-Ia			HERV-K(C4)			HERV-K(HML6.17)			HERV-K18
	No. of subst.	NNs per LTR	Ratio	No. of subst.	NNs per LTR	Ratio	No. of subst.	NNs per LTR	Ratio	No. of subst.	NNs per LTR	Ratio
C → T occurring in
CC	18	52	0.35	13	49	0.27	11	45	0.24	1	79	0.01
CA	6	43	0.14	6	37	0.16	10	37	0.27	1	61	0.02
CG	15	8	1.88	11	11	1.00	12	12	1.00	6	17	0.35
CT	11	53	0.21	2	53	0.04	7	45	0.16	5	80	0.06
G → A occurring in
CG	12	8	1.50	3	11	0.27	21	12	1.75	12	17	0.70
AG	6	34	0.18	1	38	0.03	6	31	0.19	2	66	0.03
GG	1	18	0.06	3	28	0.11	9	32	0.28	3	60	0.05
TG	6	34	0.18	6	47	0.13	9	35	0.23	1	82	0.01

NNs, dinucleotides.