#$%^&*AU2017254910A120171123.pdf#####I: aar Interwoven NRPortbl DCC AAR 5859428_ldocx-l8 10/2017 ABSTRACT Disclosed are methods of making collagen 7, or functional fragments thereof, as well as collagen 7, and functional fragments thereof produced by such methods, nucleic acids encoding collagen 7, and functional fragments thereof, as well as vectors and host cells comprising such nucleic acids.