>3g7nB (B:) observed residues (from ATOM records)
atadaaafpdlhraaklssaaytgcigkafdvtivkriydlvtdtngfvgystekktiav
imrgsttitdfvndidialitpelsgvtfpsdvkimrgvhrpwsavhdtiitevkaliak
ypdytleavghslggaltsiahvalaqnfpdkslvsnalnafpignqawadfgtaqagtf
nrgnnvldgvpnmyssplvnfkhygteyyssgteastvkcegqrdkscsagngmyavtpg
hiasfgvvmltagcgyl