>4lc8B (B:) observed residues (from ATOM records)
mdvmnrlilamdlmnrddalrvtgevreyidtvkigyplvlsegmdiiaefrkrfgcrii
adfkvadipetnekicratfkagadaiivhgfpgadsvraclnvaeemgrevflltemsn
pgaemfiqgaadeiarmgvdlgvknyvgpstrperlsrlreiigqdsflispgvgaqggd
pgetlrfadaiivgrsiyladnpaaaaagiiesikdll