>2p91C (C:) observed residues (from ATOM records)
llegkralitgvanersiaygiaksfhregaqlaftyatpklekrvreiakgfgsdlvvk
cdvsldediknlkkfleenwgsldiivhsiayapkeefkggvidtsregfkiamdisvys
lialtrellplmegrngaivtlsyygaekvvphynvmgiakaalestvrylaydiakhgh
rinaisagpvpitiedvgdtavflcsdwaraitgevvhvdngyhimgv