>2rcrL (L:) observed residues (from ATOM records)
allsferkyrvpggtlvggnlfdfwvgpfyvgffgvatfffaalgiiliawsavlqgtwn
pqlisvyppaleyglggaplakgglwqiiticatgafvswalreveicrklgigyhipfa
fafailayltlvlfrpvmmgawgyafpygiwthldwvsntgytygnfhynpahmiaisff
ftnalalalhgalvlsaanpekgkemrtpdhedtffrdlvgysigtlgihrlglllslsa
vffsalcmiitgtiwfdqwvdwwqwwvklpwwanipgg