>3qr6A (A:) observed residues (from ATOM records)
pqvelfvkagsdgakigncpfsqrlfmvlwlkgvtfnvttvdtkrrtetvqklcpggqlp
fllygtevhtdtnkieefleavlcpprypklaalnpesntagldifakfsayiknsnpal
ndnlekgllkalkvldnyltsplpeevdetsaedegvsqrkfldgneltladcnllpklf
ivqvvckkyrgftipeafrgvhrylsnayareefastcpddeeielayeqvakalk