>6i6fA (A:) observed residues (from ATOM records)
henlyfqgmegglgravclltgasrgfgrtlapllasllspgsvlvlsarndealrqlea
elgaglrvvrvpadlgaeaglqqllgalrelprpkglqrlllinnagslgdvskgfvdls
dstqvnnywalnltsmlcltssvlkafpdspglnrtvvnisslcalqpfkgwalycagka
ardmlfqvlaleepnvrvlnyapgpldtdmqqlaretsvdpdmrkglqelkakgklvdck
vsaqkllsllekdefksgahvdfyd