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To be used for questions specific tothe sequence file format `.fasta`. Please minimise usage if the question is more generally about sequence formats.

2 votes
2 answers
557 views

Checking that two multiline FASTAs are identical (allowing for different order and lower/upp...

Is there a good CLI tool that can diff two multiline fasta files, ignoring order, and comparing sequences with identical names with each other pairwise. …
Cornelius Roemer's user avatar
6 votes

How to get strain names/ids contained in a multi FASTA file using seqkit?

The nice thing about seqkit is that the answer is really simple and memorable: seqkit seq -n sequences.fasta This will output a text file containing one sequence name per line: MPX/PT0001/2022 MPX/PT …
Cornelius Roemer's user avatar
3 votes
3 answers
1k views

How to get strain names/ids contained in a multi FASTA file using seqkit?

FASTA files can be very big and unwieldy, especially if lines are at most 80 characters, one can't speed up browsing them by using less with -S to have one sequence every two lines. …
Cornelius Roemer's user avatar
2 votes
1 answer
47 views

Python package or CLI tool outputting mutations of sequence with respect to reference

I'm new to bioinformatics, and I'm looking for a tool that takes two FASTA files, one containing a reference, let's call it A.fasta, the other another sequence, let's call it B.fasta, and outputs just …
Cornelius Roemer's user avatar
3 votes
4 answers
495 views

How to programatically download SARS-CoV-2 fasta from NCBI/Genbank via API?

This is how I would do it using cov-spectrum: https://lapis.cov-spectrum.org/open/v1/sample/fasta?genbankAccession=MZ039713,MZ039682,OV522182 Is there something similar for NCBI/Genbank? …
Cornelius Roemer's user avatar