Remove that, and you would find a subfloor such as oriented strand board (OSB), plywood or concrete. A moisture and/or vapor barrier might be found among the layers too, especially in basement ...
The TRIM (tripartite motif-containing) family of proteins is defined by an amino-terminal set of domains that is known as the RBCC (RING, B-box, coiled-coil) motif. The RBCC motif can exist in ...