>1ty4B (B:) observed residues (from ATOM records)
ndweeprldiegfvvdyfthrirqngmewfgapglpcgvqpehemmrvmgtifekkhaen
fetfceqllavprisfspyqdvvrtvgnaqtdqcpmsygrliglisfggfvaakmmesve
lqgqvrnlfvytslfiktrirnnwkehnrswddfmtlgkqmkedye