>3b1s_B mol:protein length:87 Flagellar biosynthetic protein flhBPTHIAIALKYNPEKDKAPVVVAKGKGTIAQKIVEIAENYSIPVVRKPELARALYPAVEVGKEISPKFYKAVAEIIAYVMFKKKKVYA