>1z6zB (B:) observed residues (from ATOM records)
lyfqghmlgravclltgasrgfgrtlapllasllspgsvlvlsarndealrqleaelrsg
lrvvrvpadlgaeaglqqllgalrelprpkglqrlllinnagslgdvskgfvdlsdstqv
nnywalnltsmlcltssvlkafpdspglnrtvvnisslcalqpfkgwalycagkaardml
fqvlaleepnvrvlnyapgpldtdmqqlaretsvdpdmrkglqelkakgklvdckvsaqk
llsllekdefksgahvdfydk