TY - RPRT TI - Structural transitions upon ligand binding in a cooperative dimeric hemoglobin. AU - W E Royer AU - W A Hendrickson AU - E Chiancone PY - 1990 DO - 10.1126/science.2382132 UR - https://pubmed.ncbi.nlm.nih.gov/2382132/ ID - 2382132 ER -