>1u7bA (A:) observed residues (from ATOM records)
mfearlvqgsilkkvlealkdlineacwdisssgvnlqsmdsshvslvqltlrsegfdty
rcdrnlamgvnltsmskilkcagnediitlraednadtlalvfeapnqekvsdyemklmd
ldveqlgipeqeyscvvkmpsgefaricrdlshigdavviscakdgvkfsasgelgngni
klsqtseeeavtiemnepvqltfalrylnfftkatplsstvtlsmsadvplvveykiadm
ghlkyylapki