Converting tab delimited file to a fasta format

convert_table_to_fasta.shx

#!bin/bash
#
# expects tab-delimited table with only two columns and no header
# column 1 - name of each sequence
# column 2 - sequence
# performs two actions:
# Adds > at the begining of each row
# converts all the tabs to new lines
#
while [ "$1" != "" ]; do
        case $1 in
                -f | --file ) shift
                        file=$1
                        ;;
                -o | --output ) shift
                        output=$1
                        ;;
                * ) exit 1
        esac
        shift
done

sed -e 's/^/>/' < $file |\
tr '\t' '\n/' > $output