>4pizA (A:) observed residues (from ATOM records)
ellkprtladlirilhelfagdevnveevqavleayesnpaewalyakfdqyrytrnlvd
qgngkfnlmilcwgeghgssihdhtdshcflkllqgnlketlfdwpdkksnemikksert
lrenqcayindsiglhrvenvshtepavslhlysppfdtchafdqrtghknkvtmtfhsk
fgirtp