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Table 1 Mutation accumulation analysis. The base-substitutional mutation rate (μbs), its Poisson 95% confidence interval (CI), the AT bias (weighted by genomic nucleotide composition), and the transition:transversion ratio (Ts:Tv) of spontaneous single-nucleotide mutations are provided for each strain genealogy

From: Sex without crossing over in the yeast Saccharomycodes ludwigii

Strain

# generations (average)

# mutations (# lines)

μbs (/site/generation)

Poisson 95% CI

AT bias

Mutation-driven equilibrium GC content

Observed GC content

Ts:Tv ratio

Haploid (NBRC 1722)

2037

85 (30)

1.20 × 10−10

9.62 ×  10−11–1.49 ×  10−10

2.92

0.255

0.296

1.18

Isogenic diploid (YLFP17-4)

1920

48 (19)

5.70 × 10−11

4.20 × 10−11–7.55 ×  10−11

5.85

0.146

0.296

1.53

Hybrid diploid (YLFP188-1)

2016

53 (11)

9.55 × 10−11

7.16 ×  10−11–1.25 ×  10−10

2.63

0.276

0.296

0.96