>1r5tA (A:) observed residues (from ATOM records)
kvggiedrqlealkraalkacelsyspyshfrvgcsiltnndviftganvenasysncic
aersamiqvlmaghrsgwkcmvicgdsedqcvspcgvcrqfinefvvkdfpivmlnstgs
rskvmtmgellpmafgpshln