>3g7nA (A:) observed residues (from ATOM records)
atadaaafpdlhraaklssaaytgcigkafdvtivkriydlvtdtngfvgystekktiav
imrgsttitdidialitpelsgvtfpsdvkimrgvhrpwsavhdtiitevkaliakypdy
tleavghslggaltsiahvalaqnfpdkslvsnalnafpignqawadfgtaqagtfnrgn
nvldgvpnmyssplvnfkhygteyyssgteastvkcegqrdkscsagngmyavtpghias
fgvvmltagcgyls