>2i6yA (A:) observed residues (from ATOM records)
sipmpagvnpadlaaelaavvtesvdedyllyecdgqwvlaagvqamveldsdelrvird
gvtrrqqwsgrpgaalgeavdrllletdqafgwvafefgvhryglqqrlaphtplarvfs
prtrimvsekeirlfdagirhreaidrllatgvrevpqsrsvdvsddpsgfrrrvavavd
eiaagryhkvilsrcvevpfaidfpltyrlgrrhntpvrsfllqlggiralgyspelvta
vradgvviteplagtralgdlesnskeivehaisvrssleeitdiaepgsaavidfmtvr
svqhlgstirarldpssdrmaalealfpavtasgipkaagveaifrldecprglysgavv
mlsadggldaaltlraayqvggrtwlragagiieeseperefeetceklstltpylvar