title: A fluorescence study of hybrid hemoglobins containing free base and zinc protoporphyrin IX.
mesh_terms: D001059:Apoproteins / Q000378:metabolism; D001665:Binding Sites; D004735:Energy Transfer; D005914:Globins / Q000378:metabolism; D006418:Heme / Q000378:metabolism; D006454:Hemoglobins / Q000378:metabolism*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D046911:Macromolecular Substances; D010108:Oxyhemoglobins; D011166:Porphyrins / Q000378:metabolism*; D011485:Protein Binding; D013050:Spectrometry, Fluorescence; D013053:Spectrophotometry; D013056:Spectrophotometry, Ultraviolet; D013329:Structure-Activity Relationship; D015032:Zinc / Q000378:metabolism*
chemical_list: D001059:Apoproteins; D006454:Hemoglobins; D046911:Macromolecular Substances; D010108:Oxyhemoglobins; D011166:Porphyrins; D006418:Heme; D005914:Globins; D015032:Zinc