#!/bin/bash

tail -n +2 for8ga3.lst >/tmp/123
tail -n +2 for8.lst|cut -f2,3 >/tmp/45

/usr/bin/echo -e "\\t     ga3\\t     ga4" > for8ga34.lst
/usr/bin/echo -e "n\\tstep\\tlist\\tstep\\tlist" >> for8ga34.lst
paste /tmp/123 /tmp/45 >>for8ga34.lst