>2z0dA (A:) observed residues (from ATOM records)
tltydtlrfaefedfpetsepvwilgrkysiftekdeilsdvasrlwftyrknfpaiggt
gptsdtgwgcmlrcgqmifaqalvcrhlgrdwrwtqrkrqpdsyfsvlnafidrkdsyys
ihqiaqmgvgegksigqwygpntvaqvlkklavfdtwsslavhiamdntvvmeeirrlcr
tspwrplvlliplrlgltdineayvetlkhcfmmpqslgviggkpnsahyfigyvgeeli
yldpattqpavepipdesfhcqhppcrmsiaeldpsiavgffckteddfndwcqqvkkla
lpmfelveq