This bass line begins at 1:06 in the song. Starts off rather quiet then proceeds to 
get louder as the song goes on. In order to get the best sense of the rhythm, I recommend
listening to the song.

h = hammer-on

G---5h7-5h7---7-5--------------------------|-5h7-5h7---7-5----------------------|
D-----------------7-5-0-3-5-5--------------|---------------7-5-0-3-5-5----------|   
A-----------------------------0-3-0-3-5-5--|---------------------------0-3-5-5--|
E------------------------------------------|------------------------------------|