>1xbpE (E:) observed residues (from ATOM records)
gkqpiavpsgvtvnaqdgvfkvkgpkgeltvpynteltvrqdgdqllverpsdaqkhral
hgltrtlvanavkgvsdgytinlelrgvgfrakltgkalemnigyshpviieppagvtfa
vpeptridvsgidkqlvgqvaanvrkvrkpdayhgkgvrfvgeqialkagkagatgg