Genetic Data Simulator
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9.7 years ago
mayalces • 0

Hello All,

I'm working on a graduation project at University and as part of my investigation I must test the some genetic mapping tools (MapDisto, MSTMap and OneMap). However, I've had some problems with the simulated data for testing, and I want to know if you can give me some tips in how I could do this simulation.

Basically my algorithm does the following:

  • Random positions -> simulating the positions along the chromosome
  • Parent1 (Gametes) -> Fill it with random alleles that can take the values 0 or 1, that means (0,0) and (1,1) are homozygous, and (0,1) or (1,0) are heterozygous.
  • Parent2 (Gametes) -> Fill it taking Parent1 as a base. In order to have different alleles in the same chromosome position from both parents.
  • Population -> Take a gamete from parent1 and other from parent2, then I calculate the recombination frequency, using the Haldane function. This process generates a F1 population.
  • Finally, I generate a F2 population from the previous one, following the same process.

Do I missing something in the process? Is the algorithm logic well proposed to do the simulation?

PD: The data must be generic, I only need to represent a F2-diploid-population, and maybe a polyploid population.

If you can help me on this I will be very grateful.

Best Regards.

simulator genetic-mapping SNP • 2.0k views
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