>1grjA (A:) observed residues (from ATOM records) qaipmtlrgaeklreeldflksvrrpeiiaaiaearehgdlkenaeyhaareqqgfcegr ikdieaklsnaqvidvtkmpnngrvifgatvtvlnldsdeeqtyrivgddeadfkqnlis vnspiargligkeeddvvvivefevikveyl