>1ay4B (B:) observed residues (from ATOM records)
mlgnlkpqlalmgefradprqgkidlgvgvykdatghtpimravhaaeqrmletettkty
aglsgepefqkamgelilgdglksettatlatvggtgalrqalelarmanpdlrvfvsdp
twpnhvsimnfmglpvqtyryfdaetrgvdfegmkadlaaakkgdmvllhgcchnptgan
ltldqwaeiasilektgalplidlayqgfgdgleedaagtrliasripevliaascsknf
giyrertgcllalcadaatrelaqgamaflnrqtysfppfhgakivstvlttpelradwm
aeleavrsgmlrlreqlagelrdlsgsdrfgfvaehrgmfsrlgatpeqvkrikeefgiy
mvgdsriniaglndntipilaraiievgv