>2y69O (O:) observed residues (from ATOM records)
aypmqlgfqdatspimeellhfhdhtlmivflisslvlyiislmlttklthtstmdaqev
etiwtilpaiililialpslrilymmdeinnpsltvktmghqwywsyeytdyedlsfdsy
miptselkpgelrllevdnrvvlpmemtirmlvssedvlhswavpslglktdaipgrlnq
ttlmssrpglyygqcseicgsnhsfmpivlelvplkyfekwsasml