Type-II Ribosome Inactivating Proteins from Abrus precatorius: Cytotoxicity and Mechanism of Cell Death A/B toxins produced by bacteria and plants are among the deadliest molecules known. The plant type-II ribosome ...

Abrin is a potent toxin obtained from the seeds of Abrus precatorius. It is a heterodimeric glycoprotein consisting of an A and a B subunit linked together by a disulfide bond. The toxicity of the protein comes from the A ...