>2vvcB (B:) SEQRES residues ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm tqktgivsgfgrthekgeqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmktrglpka k