SREB

The SREB (Super Conserved Receptor Expressed in Brain) are a group of related G-protein coupled receptors. Since no endogenous ligands have yet been identified for these receptors, they are classified as orphan receptors. The SREB (Super Conserved Receptor Expressed in Brain) are a group of related G-protein coupled receptors. Since no endogenous ligands have yet been identified for these receptors, they are classified as orphan receptors.