Crystallization and preliminary X-ray analysis of a novel haemagglutinin component of the toxin complex of serotype C Clostridium botulinum

The 33 kDa haemagglutinin subcomponent of the botulinum toxin complex of the unique strain of serotype C Clostridium botulinum was crystallized and X-ray diffraction data were collected to 2.2 Å resolution.