>3li1B (B:) observed residues (from ATOM records)
mdvmnrlilamdlmnrddalrvtgevreyidtvkigyplvlsegmdiiaefrkrfgcrii
adfkvadipetnekicratfkagadaiivhgfpgadsvraclnvaeemgrevflltemsh
pgaemfiqgaadeiarmgvdlgvknyvgpstrperlsrlreiigqdsflispgvgaqggd
pgetlrfadaiivgrsiyladnpaaaaagaiesikdl