>3zouA (A:) observed residues (from ATOM records)
smiaayqarcqarvdaaldalfvapreelqrlyeamrysvmnggkrvrpllayaacealg
gapqradaaacavelihayslvhddlpamddddlrrgqptthrafdeatailaadglqal
afevladtrrnpqehavclemltrlaraagsagmvggqaidlgsvaldqaalevmhrhkt
galieasvrlgalasgraepaslaaleryaeaiglafqvqddildvptypallgleaakg
yalelrdlalaaldgfppsadplrqlaryiverr