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problem in extracting sequences

I have a file which contains n number of transcript id of up-regulated genes in csv format. and i need to extract the sequences of only those id's which are up-regulated. how can i extract those sequences?

sequence

1 answer

Write a few lines of code in R with GenomicFeatures, in particular the extractTranscriptSeqs() function.

With base R, it's just a matter of subsetting the data frame.

I'm assuming that the person doesn't have a data frame that includes the sequences...

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