>d1prtd_ b.40.2.1 (D:) Pertussis toxin S4 subunit {Bordetella pertussis} dvpyvlvktnmvvtsvamkpyevtptrmlvcgiaaklgaaasspdahvpfcfgkdlkrpg sspmevmlravfmqqrplrmflgpkqltfegkpalelirmvecsgkqdcp