open your terminal and add the following prompts in the command line(press enter to execute a prompt)
nano setup.sh
echo "making directory" mkdir HCEPDB cd HCEPDB
echo "making README" echo "This directory holds a copy of the HCE PDB" > README.txt
echo "downloading data" curl -O http://faculty.washington.edu/dacb/HCEPDB_moldata.zip
echo "uncompressing zip" unzip -x HCEPDB_moldata.zip
echo "here are the first two lines of the csv file" head -2 HCEPDB_moldata.csv
echo "removing zip file" rm HCEPDB_moldata.zip
cat setup.sh
sh setup.sh
you should also be able to see the downloading proceess after which you see the rest of the commands being executed
% Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 168M 100 168M 0 0 20.6M 0 0:00:08 0:00:08 --:--:-- 20.1M