>4s11A (A:) observed residues (from ATOM records)
vqlqesggglvqaggslrlscaasgrtfssfvmgwfrqapgkerefvasisrsgsvtrya
dsakgrftiskdnakntvslqmdnlnpddtavyycaadlhrpygpgsqrtddydtwgqgt
qvtvsshhh