EOG8T1M1M GO:0009966 8/87 regulation of signal transduction biological_process "Any process that modulates the frequency, rate or extent of signal transduction." [GOC:sm] EOG8T1M1M GO:0016020 8/87 membrane cellular_component "A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it." [GOC:dos, GOC:mah, ISBN:0815316194] EOG8T1M1M GO:0008233 8/87 peptidase activity molecular_function "Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid." [GOC:jl, ISBN:0815332181]