>1s7mB (B:) observed residues (from ATOM records) akteinkdgltitpangagannantisvtkdgisaggqsvknvvsglkkfgdanfdplts sadnltkqnddaykgltnldekgtdkqtpvvadntaatvgdlrglgwvisadkttggste yhdqvrnanevkfksgnginvsgktvngrreitfela