>6ivkB (B:) observed residues (from ATOM records)
skiifrlllnvlmsiiaiisyqwyeqlgihltvapfsllgiaiaiflgfrnsasysrfve
arnlwgtvliaertlvrqlrnilpaehdahrrivsylvafswslkhqlrktdptadlrrl
lpeervteilassmptnrilllagneigqlreaaklsdityglmdnkldelahvlggcer
lattpvpfaytlilqrtvylfctllpfalvgdlhymtpfvsvfisytflswdslaeeled
pfgtaandlplnamcntiernlldmtgqhplp