TABLE 2

Polymorphism in D. melanogaster

Total sample (n = 24)Massachusetts (n = 10)
SilentReplacementSilentReplacement
Gene (bp)SRπθπθSRπθπθ
X chromosome
RhoGAP1A, 93702000.000610.0007601000.000730.00048
CG3038, 886110.001630.001270.000750.00040110.002610.001660.000290.00052
cin, 761220.000910.002920.000420.00093000000
CG3777, 1225220.001110.001900.000780.0005802000.00080.00075
Mean0.000910.001520.000640.000670.000650.000420.000460.00044
X haplotype570.000930.001510.000660.00065140.000620.000390.000510.00048
Fourth chromosome
pan, 1063300.002780.0035200100.002250.0014300
zfh 2, 625100.000590.0018900100.001390.0024500
ATP, 1142100.001380.0009400100.001370.0012900
pho, 766100.000520.0016900100.001260.0022300
Mean0.001320.00201000.001570.0017200
Fourth haplotype600.001470.0019800400.001570.0016900
X/fourth ratio of means0.6930.7570.4160.241
X/fourth ratio of haplotypes0.6330.7630.3950.231
Crete (n = 10)Zimbabwe (n = 4)
SilentReplacementSilentReplacement
Gene (bp)SRπθπθSRπθπθ
X chromosome
RhoGAP1A, 93701000.000270.0004801000.000710.00077
CG3038, 88601000.000290.00052000000
cin, 761100.001090.001920.00.0120.002720.002970.002030.00190
CG3777, 1225210.000710.001260.000380.00038100.001750.0019100
Mean0.000450.000800.000240.000290.001120.000990.000690.00067
X haplotype230.000450.000790.000260.00036230.001130.001230.000580.00057
Fourth chromosome
pan, 1063100.000810.0014400200.00510.0047700
zfh 2, 625000000000000
ATP, 1142000000000000
pho, 766000000000000
Mean0.000200.00036000.001280.0011900
Fourth haplotype100.000240.0004200200.001430.0013400
X/fourth ratio of means2.2222.2080.8760.830
X/fourth ratio of haplotypes1.8751.8810.7900.918