TY - RPRT TI - Three-state combinatorial switching in hemoglobin tetramers: comparison between functional energetics and molecular structures. AU - F R Smith AU - D Gingrich AU - B M Hoffman AU - G K Ackers PY - 1987 DO - 10.1073/pnas.84.20.7089 UR - https://pubmed.ncbi.nlm.nih.gov/3478682/ ID - 3478682 ER -