>1b3jA (A:) observed residues (from ATOM records)
ephslrynltvlswdgsvqsgfltevhldgqpflrcdrqkcrakpqgqwaedvlgnktwd
retrdltgngkdlrmtlahikdqkeglhslqeirvceihednstrssqhfyydgelflsq
nletkewtmpqssraqtlamnvrnflkedamadclqelrrylksgvvlrrtvppmvnvtr
seasegnitvtcrasgfypwnitlswrqdgvslshdtqqwgdvlpdgngtyqtwvatric
qgeeqrftcymehsgnhsthpvps