>2np6A (A:) observed residues (from ATOM records)
rvetppevvdfmvslaeaprggrvlepacahgpflrafreahgtayrfvgveidpkaldl
ppwaegiladfllwepgeafdlilgnppygivgeaskypihvfkavkdlykkafstwkgk
ynlygaflekavrllkpggvlvfvvpatwlvledfallreflaregktsvyylgevfpqk
kvsavvirfqksgkglslwdtqesesgftpilwaeyphwegeiirfeteetrkleisgmp
lgdlfhirfaarspefkkhpavrkepgpglvpvltgrnlkpgwvdyeknhsglwmpkera
kelrdfyatphlvvahtkgtrvvaawderaypwreefhllpkegvrldpsslvqwlnsea
mqkhvrtlyrdfvphltlrmlerlpvrreygfht