>2y80A (A:) observed residues (from ATOM records)
ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte
qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm
tqktgivsgfgrthekgrqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda
cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmktr