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Unable to run GLM on GBS data for GWAS analysis
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Dr Suran Nambisan
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Aug 19, 2021, 11:35:39 PM
8/19/21
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to TASSEL - Trait Analysis by Association, Evolution and Linkage
Dear All
I am running GLM on 97 samples or GWAS analysis, but am getting stuck with the error: no genotype data remained after filtering.
Could you please suggest what can be done?
The command run and the error is copied below:
/apps_940/Tassel_5.0/tasseladmin-tassel-5-standalone-b2457dfa89c7/
run_pipeline.pl
-Xmx10g -fork1 -h productioHapMap_mseI.hmp.txt -filterAlign -filterAlignMinCount 50 -filterAlignMinFreq 0.05 -fork2 -importGuess Phenotypic_data_GBS_traits2.txt -combine3 -input1 -input2 -intersect -FixedEffectLMPlugin -endPlugin -export gbs_moorthy_minCount50_minMAF05_GLM
[Thread-6] WARN net.maizegenetics.gui.DialogUtils - No genotype data remained after filtering: Datum
Thanks for your help.
regards
Suran
Terry Casstevens
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Aug 20, 2021, 7:15:37 AM
8/20/21
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This filter criteria is removing all the data
-filterAlign -filterAlignMinCount 50 -filterAlignMinFreq 0.0
Probably the min count is higher than what your data has
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