>5yl5D (D:) observed residues (from ATOM records)
stilvihgpnlnllgkrepevyghltldninrqliaqaeqasitldtfqsnwegaivdri
hqaqtegvkliiinpaalthtsvalrdallgvaipfievhlsnvhareafrhhsylsdka
igvicglgakgysfaldyaiekiqp