Table 3.
Multiple-QTL model for males of the XR line population of Drosophila melanogaster
| Model formula: y = Q1 + Q3 + Q5 + Q2 + Q2:Q5 + Q3:Q1
| |||||
|---|---|---|---|---|---|
| d.f. | SS | MS | LOD | %Var | |
| Model | 6 | 0.70 | 0.12 | 12.40 | 26.31 |
| Error | 180 | 1.95 | 0.01 | ||
| Total | 186 | 2.65 | |||
| Drop one QTL at a time ANOVA table
| ||||||
|---|---|---|---|---|---|---|
| Cytologic position | d.f. | Type III SS | LOD | %Var | Estimated allele effect (SE) | |
|
|
||||||
| Intercept | 3.51 ± 0.02 | |||||
| X@56 | 13E-20E | 2 | 0.35 | 6.64 | 13.09 | −0.16 ± 0.03 |
| X@0 | 1A-3F | 2 | 0.25 | 4.82 | 9.30 | −0.13 ± 0.03 |
| X@18 | 7B-8E | 2 | 0.21 | 4.08 | 7.79 | −0.06 ± 0.03 |
| X@24 | 8E-11D | 2 | 0.13 | 2.66 | 4.99 | 0.06 ± 0.03 |
| X@24:X@18 | 1 | 0.11 | 2.17 | 4.04 | −0.16 ± 0.05 | |
| X@0:X@56 | 1 | 0.06 | 1.16 | 2.13 | 0.13 ± 0.06 | |
QTL, quantitative trait loci; XR, X-chromosomal recombinant.