>2ri2A (A:) observed residues (from ATOM records)
wswesyleeqkaitapvslfqdsqavthnkngfklgmklegidpqhpsmyfiltvaevcg
yrlrlhfdgysechdfwvnanspdihpagwfektghklqppkgykeeefswsqylrstra
qaapkhlfvsqshsppplgfqvgmkleavarmnpslvcvasvtdvvdsrflvhfdnwddt
ydywcdpsspyihpvgwcqkqgkpltppqdypdpdnfcwekyleetgasavptwafkvrp
phsflvnmkleavdrrnpalirvasvedvedhrikihfdgwshgydfwidadhpdihpag
wcsktghplqpplg