>3g1aB (B:) observed residues (from ATOM records)
mdvmnrlilamdlmnrddalrvtgevreyidtvkigyplvlsegmdiiaefrkrfgcrii
adfkvadipetnekicratfkagadaiivhgfpgadsvraclnvaeemgrevflltemsh
pgaemfiqgaadeiarmgvdlgvknyvgpstrperlsrlreiigqdsflispgvgaqggd
pgetlrfadaiivgrsiyladnpaaaaagiiesikdl