血清アルブミン結合性分子

摘要

PROBLEM TO BE SOLVED: To provide compounds that increase the serum half-life of various therapeutics, compounds having an increased serum half-life, and methods for increasing the serum half-life of therapeutics.SOLUTION: The present invention relates to: an antibody-like protein based on the tenth fibronectin type III domain (Fn3) that binds to serum albumin; methods for increasing the serum half-life by binding a therapeutic protein to the antibody-like protein; and a therapeutic protein bound to an antibody-like protein having an increased serum half-life.SELECTED DRAWING: None