>1mxvB (B:) observed residues (from ATOM records)
nktvvvttilespyvmmkknhemlegneryegycvdlaaeiakhcgfkykltivgdgkyg
ardadtkiwngmvgelvygkadiaiapltitlvreevidfskpfmslgisimikkgtpie
saedlskqteiaygtldsgstkeffrrskiavfdkmwtymrsaepsvfvrttaegvarvr
kskgkyayllestmneyieqrkpcdtmkvggnldskgygiatpkgsslgnavnlavlkln
eqglldklknkwwydkgec