>2gk1A (A:) observed residues (from ATOM records)
lwpwpqnfqtsdqryvlypnnfqfqydvssaaqpgcsvldeafqryrdllfgtleknvlv
vsvvtpgcnqlptlesvenytltinddqclllsetvwgalrgletfsqlvwksaegtffi
nkteiedfprfphrgllldtsrhylplssildtldvmaynklnvfhwhlvddpsfpyesf
tfpelmrkgsynpvthiytaqdvkevieyarlrgirvlaefdtpghtlswgpgipglltp
cysgsepsgtfgpvnpslnntyefmstfflevssvfpdfylhlggdevdftcwksnpeiq
dfmrkkgfgedfkqlesfyiqtlldivssygkgyvvwqevfdnkvkiqpdtiiqvwredi
pvnymkelelvtkagfrallsapwylnrisygpdwkdfyvveplafegtpeqkalvigge
acmwgeyvdntnlvprlwpragavaerlwsnkltsdltfayerlshfrcellrrgvqaqp
lnvgfceqefeq