{"pdb_id": "1r2n", "method": ["SOLUTION NMR"], "title": "NMR structure of the all-trans retinal in dark-adapted Bacteriorhodopsin", "deposition_date": {"$date": "2003-09-29T00:00:00Z"}, "entity_id": "1", "entity_name": "Bacteriorhodopsin", "entity_type": "polypeptide(L)", "num_molecules": 1, "pdb_chain": "A", "struct_asym": "A"}
