Converting Transcript Id with Ensemble or Entraz ID ?

[jennaj]

Missed the question, but for others reading, please see:

how to replace these ID with official gene names?

Hi - Since the identifier is in the first column, Text transformation with sed will work without a complex expression. Try this: s/\.[0-9]+// Other options include using regular expressions with tools like: Text reformatting with awk Replace parts of text Replace Text in entire line Replace Text in a specific column Or, if you don’t want to use a regular expression, the column can be isolated, the “dot” replaced with a “tab”, then all the data rearranged back again into one file. This coul…