>4h2hA (A:) observed residues (from ATOM records)
slkiaeiqlfqhdlpvvngpyriasgdvwsltttivkiiaedgtigwgetcpvgptyaea
haggalaalevlasglagaealplplhtrmdsllcghnyaksaldiavhdlwgkrlgvpv
hellggaltdsvssyyslgvmepdeaarqalekqregysrlqvklgarpieidieairkv
weavrgtgialaadgnrgwttrdalrfsrecpdipfvmeqpcnsfedleairplchhaly
mdedgtslntvitaaatslvdgfgmkvsrigglqhmrafrdfcaarnlphtcddawggdi
vsaacthiastvlprlmegawlaqpyvaehydaengvrieggrirvpqgpglgltidper
fgpplfsa