>6iv0B (B:) observed residues (from ATOM records)
skiifrlllnvlmsiiaiisyqwyeqlgihltvapfsllgiaiaiflgfrnsasysrfve
arnlwgtvliaertlvrqlrnilpaehdahrrivsylvafswslkhqlrktdptadlrrl
lpeervteilassmptnrilllagneigqlreagklsdatyglmdnkldelahvlggcer
lattpvpfaytlilqrtvylfctllpfalvgdlhymtpfvsvfisytflswdslaeeled
pfgtaandlplnamcntiernlldmtgqhp