TABLE 1.

Maximum-likelihood analysis of the allele frequency spectrum in D. melanogaster

	Low GC	Medium GC	High GC
Sites	443	444	362
% GC	33.5	39.4	47.8
M0 ln L	−47.67	−59.69	−63.03	→ −170.39
S	0	0	0
α	0.335	0.394	0.478
% eqGC	33.5	39.4	47.8
M1 ln L	−45.67	−50.03	−44.30	→ −140.00
S	0	0	0
α*	0.275	0.259	0.243
% eqGC	27.5	25.9	24.3
M2 ln L	−45.41	−48.40	−40.99	→ −134.80
S*	0.3 [0.1-0.6]	0.7 [0.5-1]	1.2 [0.9,1.5]
α	0.272	0.244	0.216
% eqGC	33.5	39.4	47.8
M3 ln L	−44.00	−46.29	−39.56	→ −129.85
S*	1.5	1.6	1.7
α*	0.250	0.226	0.213
% eqGC	59.9	59.1	59.7

eqGC, equilibrium GC content.