>1qsgA (A:) observed residues (from ATOM records)
gflsgkrilvtgvasklsiaygiaqamhregaelaftyqndklkgrveefaaqlgsdivl
qcdvaedasidtmfaelgkvwpkfdgfvhsigfapgdqldgdyvnavtregfkiahdiss
ysfvamakacrsmlnpgsalltlsylgaeraipnynvmglakasleanvrymanamgpeg
vrvnaisagpirtlaasgikdfrkmlahceavtpirrtvtiedvgnsaaflcsdlsagis
gevvhvdggfsiaamnel