>3ri9A (A:) observed residues (from ATOM records)
aginyvqnyngnlgdftydesagtfsmywedgvssdfvvglgwttgssnaitysaeysas
gsssylavygwvnypqaeyyivedygdynpcssatslgtvysdgstyqvctdtrtnepsi
tgtstftqywsvrestrtsgtvtvanhfnfwaqhgfgnsdfnyqvmaveawsgagsasvt
is