>2pr3A (A:) SEQRES residues ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm tqktgivsgfgrthekgrqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmkt