CLL1 (C‐type lectin‐like molecule‐1), also known as CLEC12A, has emerged as an attractive target because CLL1 is regularly not or very low expressed on healthy hematopoietic stem cells or other tissues but is highly expressed on myeloid leukemia cells, including leukemic stem cells.27, 28, 29, 30. Here, CLEC12A is linked to myeloid leukemia.