>4knfA (A:) observed residues (from ATOM records)
gdldisdtvgvsfwlvtagmlaatvfffverdqvsakwktsltvsglitgiafwhylymr
gvwidtgdtptvfryinwlltvpllvvefylilaactsvaaslfkkllagslvmlgagfa
geaglapvlpafiigmagwlymiyelymgegkaavstaspavnsaynammmiivvgwaiy
pagyaagylmgggvyasnlnliynladfvnkilfgliiwnvavkessnakl