>4pcaC (C:) observed residues (from ATOM records)
hmrnvslskqdeylnklfavdtegalkahktapselrmaqlgtvegqmlqllirmagihs
ivevgtcvgfsaicmahalpskghiytiekdyenvvtanqnivnckledkitvlhgeala
qlntlkemapfdmifidankssylaylnwakmyirkgglivadntflfgsvfdehptekv
ssnahasmrafndelankekylstiiptsegmmvsiklt