title: Photoaffinity labeling of biological systems.
mesh_terms: D000107:Acetylation; D000345:Affinity Labels; D000818:Animals; D000906:Antibodies; D002352:Carrier Proteins; D002918:Chymotrypsin; D008024:Ligands; D008027:Light; D046911:Macromolecular Substances; D008566:Membranes / Q000502:physiology; D011506:Proteins; D011955:Receptors, Drug; D011987:Receptors, Steroid; D012270:Ribosomes / Q000378:metabolism; D013329:Structure-Activity Relationship
chemical_list: D000345:Affinity Labels; D000906:Antibodies; D002352:Carrier Proteins; D008024:Ligands; D046911:Macromolecular Substances; D011506:Proteins; D011955:Receptors, Drug; D011987:Receptors, Steroid; D002918:Chymotrypsin