>6fxnR (R:) observed residues (from ATOM records)
seltqdpavsvalgqtvrvtcqgdslrsyyaswyqqkpgqapvlviygknnrpsgipdrf
sgsssgntasltitgaqaedeadyycssrdssgnhwvfgggteltvlgqpkaapsvtlfp
psseelqankatlvclisdfypgavtvawkadsspvkagvetttpskqsnnkyaassyls
ltpeqwkshrsyscqvthegstvektvap