>3b1s_D mol:protein length:87 Flagellar biosynthetic protein flhBPTHIAIALKYNPEKDKAPVVVAKGKGTIAQKIVEIAENYSIPVVRKPELARALYPAVEVGKEISPKFYKAVAEIIAYVMFKKKKVYA