{"pdb_id": "4a54", "source_chain": "B", "source_residue_id": "264", "target_chain": "A", "target_residue_id": "55", "interaction_type": "VDW", "distance": 3.171}
{"pdb_id": "4a54", "source_chain": "A", "source_residue_id": "55", "target_chain": "B", "target_residue_id": "264", "interaction_type": "VDW", "distance": 3.171}
