>1rxuM (M:) observed residues (from ATOM records)
sdvfhlgltkndlqgatlaivpgdpdrvekiaalmdkpvklashrefttwraeldgkpvi
vcstgiggpstsiaveelaqlgirtflrigttgaiqphinvgdvlvttasvrldgaslhf
aplefpavadfecttalveaaksigatthvgvtassdtfypgqerydtysgrvvrhfkgs
meewqamgvmnyemesatlltmcasqglragmvagvivnrtqqeipnaetmkqteshavk
ivveaarrll