>4l04D (D:) observed residues (from ATOM records)
kkisggsvvemqgdemtriiwelikeklifpyveldlhsydlgienrdatndqvtkdaae
aikkhnvgvkcatitpdekrveefklkqmwkspnntirnilggtvfreaiickniprlvs
gwvkpiiigrhaygdqyratdfvvpgpgkveitytpsdgtqkvtylvhnfeegggvamgm
ynqdksiedfahssfqmalskgwplylstkntilkkydgrfkdifqeiydkqyksqfeaq
kiwyehrliddmvaqamkseggfiwacknydgdvqsdsvaqgygslgmmtsvlvcpdgkt
veaeaahgtvtrhyrmyqkgqetstnpiasifawtrglahrakldnnkelaffanaleev
sietieagfmtkdlaacikglpnvqrsdylntfefmdklgenlkiklaqakl