>5f6yA (A:) observed residues (from ATOM records)
sgialsrlaqerkawrkdhpfgfvavptknpdgtmnlmnwecaipgaagtpwagglfklr
mlfkddypssppkckfepplfhpnvypsgtvclsileedkdwrpaitikqillgiqelln
epniqdpaqaeaytiycqnrveyekrvraqakkfap