>4btiB (B:) SEQRES residues
ivggqeckdgecpwqallineenegfcggtilsefyiltaahclyqakrfkvrvgdrnte
qeeggeavhevevvikhnrftketydfdiavlrlktpitfrmnvapaclperdwaestlm
tqktgivsgfgrthekgrqstrlkmlevpyvdrnscklsssfiitqnmfcagydtkqeda
cqgdsggphvtrfkdtyfvtgivswgegcarkgkygiytkvtaflkwidrsmktrglpka
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