>1ykbA (A:) observed residues (from ATOM records) hcrldksnfqqpyitnrtfmlakeasladnntdvrligeklfhgvsmsercylmkqvlnf tleevlfpqsdrfqpymqevvpflarlsnrlstchiegddlhiqrnvqklkdtvkklges geikaigeldllfmslrnaci