>1hl2A (A:) observed residues (from ATOM records)
tnlrgvmaalltpfdqqqaldkaslrrlvqfniqqgidglyvggstgeafvqslsereqv
leivaeeakgkikliahvgcvstaesqqlaasakrygfdavsavtpfyypfsfeehcdhy
raiidsadglpmvvyniparsgvkltldqintlvtlpgvgalkqtsgdlyqmeqirrehp
dlvlyngydeifasgllagadggigstynimgwryqgivkalkegdiqtaqklqtecnkv
idlliktgvfrglktvlhymdvvsvplcrkpfgpvdekylpelkalaqqlmqerg