>1r72G (G:) observed residues (from ATOM records)
peaaisrlitylrileeleaqgvhrtsseqlgelaqvtafqvrkdlsyfgytvpvlkrel
rhilglnrkwglcivgmgrlgsaladypgfgesfelrgffdvdpekvgrpvrggviehvd
llpqrvpgrieialltvpreaaqkaadllvaagikgilnfapvvlevpkevavenvdfla
gltrlsfailnp