>3m43B (B:) observed residues (from ATOM records)
rvdvmdvmnrlilamdlmnrddalrvtgevreyidtvkigyplvlsegmdiiaefrkrfg
criiadfkvadipetnekicratfkagadaiivhgfpgadsvraclnvaeemgrevfllt
emshpgaemfiqgaadeiarmgvdlgvknyvgpstrperlsrlreiigqdsflisptlrf
adaaivgrsiyladnpaaaaagiiesik