>3qi6A (A:) observed residues (from ATOM records)
aglatraihsgyrpdpatgavnapiyasstfaqdgvgglrggyeyartgnptrtaleaal
aavedaafgrafssgmaaadcalramlrpgdhvvipddayggtfrlidkvftgwnveytp
valadldavraairpttrliwvetptnpllsiadiagiaqlgadssakvlvdntfaspal
qqplslgadvvlhsttkyigghsdvvggalvtndeeldqsfaflqngagavpgpfdaylt
mrglktlvlrmqrhsenaaavaeflaehpaistvlypglpshpghavaarqmrgfggmvs
vrmragrtaaeqlcaktnifilaeslgsvesliehpsamthtagsqlevpddlvrlsvgi
edvadllddlkqalg