>1ty4A (A:) observed residues (from ATOM records)
eeprldiegfvvdyfthrirqngmewfgapglpcgvqpehemmrvmgtifekkhaenfet
fceqllavprisfspyqdvvrtvgnaqtdqcpmsygrliglisfggfvaakmmesvelqg
qvrnlfvytslfiktrirnnwkehnrswddfmtlgkqmkedyer