Table 2.

Data on synonymous and nonsynonymous substitutions and nucleotide diversity in the different kai domains within the subfamilies of the kai gene family in N. linckia

Kai subfamily	No. of the member genes determined	kaiB (135 bp)			Intergenic spacer (79–502 bp)	kaiC (627 bp)			Total in coding regions
		Ks	Ka	π, SE	π	Ks	Ka	π, SE	Ks	Ka	π, SE
I	5	0.0131	0.0041	0.0061  ± 0.0023	0.0029	0.0192	0.0042	0.0077  ± 0.0017	0.0181	0.0042	0.0074  ± 0.0018
II	5	0.0000	0.0079	0.0060  ± 0.0022	0.0032	0.0278	0.0034	0.0090  ± 0.0026	0.0227	0.0042	0.0085  ± 0.0025
III	6	0.0000	0.0131	0.0100  ± 0.0022	0.0149	0.0045	0.0021	0.0027  ± 0.0007	0.0037	0.0040	0.0040  ± 0.0008
IV	2	0.0000	0.0000	0.0000	0.0000	0.0347	0.0021	0.0096  ± 0.0048	0.0284	0.0017	0.0079  ± 0.0039
V	2	0.0316	0.0000	0.0074  ± 0.0037	0.0000	0.0204	0.0000	0.0048  ± 0.0024	0.0224	0.0000	0.0053  ± 0.0026
Average	—	0.2480	0.0073	0.0523  ± 0.0061	0.0941	0.2226	0.0098	0.0522  ± 0.0062	0.2264	0.0093	0.0522  ± 0.0061

Values of nucleotide diversity (π) were obtained according to Nei (62) with Jukes–Cantor correction for multiple substitutions; in the intergenic spacer segregating sites in indels were considered.