{"pdb_id": "1z4n", "source_chain": "B", "source_residue_id": "66", "target_chain": "A", "target_residue_id": "149", "interaction_type": "HBOND", "distance": 3.067}
{"pdb_id": "1z4n", "source_chain": "A", "source_residue_id": "149", "target_chain": "B", "target_residue_id": "66", "interaction_type": "HBOND", "distance": 3.067}
