The present invention provides compounds that modulate protein function, to restore protein homeostasis, including cytokine, CK1α, GSPT1, aiolos, and/or ikaros activity, and cell-cell adhesion. The invention provides methods of modulating protein-mediated diseases, such as cytokine-mediated diseases, disorders, conditions, or responses. Compositions, including in combination with other cytokine and inflammatory mediators, are provided. Methods of treatment, amelioration, or prevention of diseases, disorders, or conditions associated with a protein, such as diseases, disorders, and conditions associated with cytokines, including inflammation, fibromyalgia, rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, psoriasis, psoriatic arthritis, inflammatory bowel diseases, Crohn's disease, ulcerative colitis, uveitis, inflammatory lung diseases, chronic obstructive pulmonary disease, Alzheimer's disease, and cancer, are provided.