Source:http://linkedlifedata.com/resource/umls/id/C0075742
CSP: membrane associated enzymes; converts NAD to cyclic ADP ribose; CD (2+) activates second messenger and ADP ribose.,MSH: A bifunctional enzyme that catalyzes the synthesis and HYDROLYSIS of CYCLIC ADP-RIBOSE (cADPR) from NAD+ to ADP-RIBOSE. It is a cell surface molecule which is predominantly expressed on LYMPHOID CELLS and MYELOID CELLS.