>4rcrL (L:) observed residues (from ATOM records)
ferkyrvpggtlvggnlfdfwvgpfyvgffgvatfffaalgiiliawsavlqgtwnpqli
svyppaleyglggaplakgglwqiiticatgafvswalreveicrklgigyhipfafafa
ilayltlvlfrpvmmgawgyafpygiwthldwvsntgytygnfhynpahmiaisffftna
lalalhgalvlsaanpekgkemrtpdhedtffrdlvgysigtlgihrlglllslsavffs
alcmiitgtiwfdqwvdwwqwwvklp