COL1A1 (Collagen Type I Alpha 1 Chain) is a Protein Coding gene. Diseases associated with COL1A1 include Caffey Disease and Osteogenesis Imperfecta, Type I. Among its related pathways are Collagen chain trimerization and Transcription_Role of VDR in regulation of genes involved in osteoporosis. GO annotations related to this gene include identical protein binding and platelet-derived growth factor binding. An important paralog of this gene is COL2A1.COL1A2 (Collagen Type I Alpha 2 Chain) is a Protein Coding gene. Diseases associated with COL1A2 include Osteogenesis Imperfecta, Type Iv and Osteogenesis Imperfecta, Type Ii. Among its related pathways are Validated targets of C-MYC transcriptional repression and Collagen chain trimerization. GO annotations related to this gene include identical protein binding and protein binding, bridging. An important paralog of this gene is COL2A1.