Most types of cancer, including MM, avoid cell death by overexpressing diverse antiapoptotic proteins of the BCL‐2 family [e.g. B‐cell lymphoma 2 (BCL‐2), myeloid cell leukemia sequence 1 (MCL‐1) and B‐cell lymphoma extra‐large (BCL‐XL)]. The gene discussed is MCL1; the disease is cancer.