Predicted to enable antigen binding activity. Predicted to be involved in immunoglobulin mediated immune response. Predicted to be located in extracellular region and plasma membrane. Predicted to be part of IgG immunoglobulin complex. Orthologous to human IGLC2 (immunoglobulin lambda constant 2); IGLC3 (immunoglobulin lambda constant 3 (Kern-Oz+ marker)); and IGLC6 (immunoglobulin lambda constant 6).