👉 The term "siderin" is a type of protein that plays a crucial role in cell division and cell-cell adhesion. It is primarily found on the surface of eukaryotic cells, including plant cells, fungi, and certain types of bacteria. Siderins are composed of a series of globular proteins that are embedded within the cytoplasmic matrix. They have been identified in a variety of structures, including cell membranes, mitochondria, and even some bacterial cells. The
