Alternative content
#download all available nr - protein database as a single file
#Database location - NCBI where all databases are available
ftp://ftp.ncbi.nlm.nih.gov/blast/db/
https://ftp.ncbi.nlm.nih.gov/blast/db/
# Database detail / description
nr.*tar.gz | Non-redundant protein sequences from GenPept, Swissprot, PIR, PDF, PDB, and NCBI RefSeq
#First run this to download
wget 'ftp://ftp.ncbi.nlm.nih.gov/blast/db/nr.*.tar.gz'
#cat them into one
cat nr.*.tar.gz | tar -zxvi -f - -C .