>7SKK_1|Chains A, B, C, D|Pertussis toxin subunit 1|Bordetella pertussis (520) GPGDPPATVYRYDSRPPEDVFQNGFTAWGNNDNVLEHLTGRSSQVGSSNSAFVSTSSSRRYTEVYLEHRMQEAVEAERAGRGTGHFIGYIYEVRADNNFYGAASSYFEYVDTYGDNAGRILAGALATYQSEYLAHRRIPPENIRRVTRVYHNGITGETTTTEYSNARYVSQQTRANPNPYTSRR