Any fibronectin glomerulopathy in which the cause of the disease is a mutation in the FN1 gene. The disease is glomerulopathy with fibronectin deposits 2 (MONDO_0011165). Also known as: FN1 fibronectin glomerulopathy, fibronectin glomerulopathy caused by mutation in FN1, glomerulopathy with fibronectin deposits type 2.