C20 Ceramide (N-Arachidoyl-D-sphingosine) is a 20:0 ceramide found in the brain that crosses the blood-brain barrier to activate microglia and induce depressive-like behavior.

N-Acetyl-L-alanine is a substrate for Guanine nucleotide-binding protein G(I)/G(S)/G(O) gamma-2 subunit Myelin basic protein GTP-binding nuclear protein Ran Tropomyosin alpha 4 chain HIV-1 Rev binding protein 2 Xaa-Pro dipeptidase Thymosin beta-10 Actin-like protein 3 Alanine aminotransferase Serine/threonine protein phosphatase PP1-beta catalytic subunit 10 kDa heat shock protein (mitochondrial) Calmodulin and Beta-1-syntrophin.

Adenosylcobalamin is a biologically active form of vitamin B12 .It is a cofactor for methylmalonyl CoA mutase.?It belongs to the corrinoid group of compounds, which contain a corrin macrocycle, and is produced only by certain bacteria and archaea.?