Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables antigen binding activity. Acts upstream of or within antibacterial humoral response and humoral immune response mediated by circulating immunoglobulin. Located in extracellular space. Part of immunoglobulin complex, circulating. Orthologous to several human genes including IGHG1 (immunoglobulin heavy constant gamma 1 (G1m marker)); IGHG2 (immunoglobulin heavy constant gamma 2 (G2m marker)); and IGHG3 (immunoglobulin heavy constant gamma 3 (G3m marker)).