>4fooA (A:) observed residues (from ATOM records)
mklksfgvfgnpikhsksplihnacfltfqkelrflghyhpillpleshikseflhlgls
ganvtlpfkerafqvcdkikgialecgavntlvlendelvgyntdalgfylslknyqnal
ilgaggsakalacelkkqglqvsvlnrssrgldffqrlgcdcfmeppksafdliinatsa
slhnelplnkevlkgyfkegklaydlaygfltpflslakelktpfqdgkdmliykaalsf
ekfsasqipyskafevmrsvf