Evolutionary significance and diversification of the phosphoglucose isomerase genes in vertebrates

BMC Research Notes

Table 2 Natural selection and functional divergence parameters

Sequence	Method	Ka	Ks	Ka/Ks	Length	S-sites	N-sites	Substitutions	S-substitutions	N-Substitutions	Divergence rate	GC content (%)
Teleost PGI1/PGI2	NG	1.12	1.79	0.64	1624	370	1254	682	241	441	1.27	53
Teleost PGI1/PGI1	NG	0.10	1.37	0.07	1659	377	1282	354	236	118	0.39	54
Teleost PGI2/PGI2	NG	0.07	1.15	0.06	1659	375	1284	292	210	82	0.31	50
Teleost PGI1/Mammal PGI	NG	3.02	1.59	1.96	1682	392	1290	1202	256	945	2.68	56
Teleost PGI2/Mammal PGI	NG	2.60	2.11	1.30	1670	388	1282	1200	271	929	2.49	54
Reptile/Reptile PGI	NG	3.08	2.22	1.38	1851	432	1419	1354	307	1047	2.88	53
Mammal/MammaL PGI	NG	0.05	0.40	0.13	1674	391	1283	182	115	67	0.13	56
Bird/Bird PGI	NG	3.50	2.66	1.43	1569	360	1209	1155	258	897	3.31	47

ISSN: 1756-0500