>sp|P0A3R6|TOX4_BORPA Pertussis toxin subunit 4 OS=Bordetella parapertussis GN=ptxD MLRRFPTRTTAPGQGGARRSRVRALAWLLASGAMTHLSPALADVPYVLVKTNMVVTSVAM KPYEVTPTRMLVCGIAAKLGAAASSPDAHVPFCFGKDLKRPGSSPMEVMLRAVFMQQRPL RMFLGPKQLTFEGKPALELIRMVECSGKQDCP