NCBI Datasets is the most user-friendly command-line tool for downloading genomic and transcriptomic data. Installation You can quickly install the datasets tool via curl :
The National Center for Biotechnology Information (NCBI) offers two primary toolkits for this purpose: (the modern, streamlined standard) and Entrez Direct (EDirect) (the flexible, advanced pipeline tool). 1. Using NCBI Datasets (Recommended)
The output is a compressed (.zip) containing the FASTA sequences along with metadata. 2. Using Entrez Direct (EDirect) download fasta from ncbi command line
%%MAGIT_PARSER_PROTECT%% bash ./datasets download gene symbol brca1 --taxon "human" %%MAGIT_PARSER_PROTECT%%
curl -o datasets 'https://ftp.ncbi.nlm.nih.gov/pub/datasets/command-line/v2/linux-amd64/datasets' NCBI Datasets is the most user-friendly command-line tool
%%MAGIT_PARSER_PROTECT%% bash esearch -db protein -query "lycopene cyclase" | efetch -format fasta > protein.fasta %%MAGIT_PARSER_PROTECT%%
Downloading FASTA files from the command line is an essential skill for bioinformatics workflows, allowing you to bypass the manual web interface and automate data retrieval. Using NCBI Datasets (Recommended) The output is a
If you have a file named ids.txt :%%MAGIT_PARSER_PROTECT%% bash epost -db nuccore -input ids.txt | efetch -format fasta > bulk_sequences.fasta %%MAGIT_PARSER_PROTECT%% Comparison of Methods datasets - NCBI - NIH