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How To Convert Refseq Potein To Corresponding Fasta File Automatically?

Hi,

I am a beginner of bioinformatic, and I am working on a project which needs to convert the Reseq Protein ID to its FASTA file. Since I have a list of genes, it is really a pain to find each of them on NCBI protein manually. Thus I wonder is there a way find the FASTA file automatically, maybe through some help of web server? Thanks very much.

refseq fasta

2 answers

This thread may give you some insights how to do it in Python.

Depending on how many Refseq Protein Id's you have you can put a list of them in the NCBI protein search box. Seperate them by a comma (like this: F56A4.1, F55G11.9). You can then just download the fasta files. If there is a huge amount and you want to use the sequences I would advice reading this urllib2 tutorial to automatically retrieve information from the internet.

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