>1rcwB (B:) observed residues (from ATOM records)
nfldqldliiqnkhmlehtfyvkwskgeltkeqlqayakdyylhikafpkylsaihsrcd
dlearkllldnlmdeengypnhidlwkqfvfalgvtpeeleahepseaakakvatfmrwc
tgdslaagvaalysyesqipriarekirglteyfgfsnpedyayfteheeadvrhareek
aliemllkddadkvleasqevtqslygfldsfld