{ "params": { "pdb": { "type": "file", "description": "Path to input PDB or mmCIF structure file(s) for binding affinity prediction", "default": "s3://omic/eureka/prodigy/input/*.pdb", "required": true, "pipeline_io": "input", "var_name": "params.pdb", "examples": [ "s3://omic/eureka/prodigy/input/3bzd.pdb", "s3://omic/eureka/prodigy/input/*.pdb" ], "pattern": ".*\\.(pdb|cif)$", "enum": [], "validation": {}, "notes": "Input protein-protein complex structure in PDB or mmCIF format. Can be a single file or glob pattern for batch processing." }, "outdir": { "type": "folder", "description": "Directory for PRODIGY prediction results", "default": "s3://omic/eureka/prodigy/output", "required": true, "pipeline_io": "output", "var_name": "params.outdir", "examples": [ "s3://omic/eureka/prodigy/output", "s3://omic/eureka/prodigy/custom_output" ], "pattern": ".*", "enum": [], "validation": {}, "notes": "Directory where prediction results will be stored. Created if it does not exist." }, "distance_cutoff": { "type": "float", "description": "Distance cutoff (Angstrom) for calculating intermolecular contacts", "default": 5.5, "required": false, "pipeline_io": "parameter", "var_name": "params.distance_cutoff", "examples": [ 5.5, 4.0, 6.0 ], "pattern": null, "enum": [], "validation": { "min": 1.0, "max": 20.0 }, "notes": "Default value of 5.5 Angstrom was optimized in Vangone & Bonvin (2015) eLife. This threshold includes different non-bonded interactions including salt bridges." }, "acc_threshold": { "type": "float", "description": "Accessibility threshold for buried surface area (BSA) analysis", "default": 0.05, "required": false, "pipeline_io": "parameter", "var_name": "params.acc_threshold", "examples": [ 0.05, 0.1 ], "pattern": null, "enum": [], "validation": { "min": 0.0, "max": 1.0 }, "notes": "Relative accessibility threshold used to identify surface residues for non-interacting surface (NIS) calculations." }, "temperature": { "type": "float", "description": "Temperature (Celsius) for dissociation constant (Kd) prediction", "default": 25.0, "required": false, "pipeline_io": "parameter", "var_name": "params.temperature", "examples": [ 25.0, 37.0, 4.0 ], "pattern": null, "enum": [], "validation": { "min": -273.15, "max": 100.0 }, "notes": "Temperature used to convert predicted binding free energy (deltaG) to dissociation constant (Kd)." }, "selection": { "type": "string", "description": "Chain selection for interface calculation", "default": "", "required": false, "pipeline_io": "parameter", "var_name": "params.selection", "examples": [ "A B", "A,B C", "H,L A" ], "pattern": null, "enum": [], "validation": {}, "notes": "Specify chains to consider for binding affinity calculation. Format: 'A B' calculates contacts between chains A and B. 'A,B C' treats chains A and B as one molecule interacting with chain C. Useful for antibody-antigen complexes where heavy and light chains should be grouped." }, "contact_list": { "type": "boolean", "description": "Output list of intermolecular contacts", "default": false, "required": false, "pipeline_io": "parameter", "var_name": "params.contact_list", "examples": [ true, false ], "enum": [true, false], "validation": {}, "notes": "When enabled, outputs a detailed list of all residue-residue contacts at the interface." }, "pymol_selection": { "type": "boolean", "description": "Output PyMOL script to visualize interface", "default": false, "required": false, "pipeline_io": "parameter", "var_name": "params.pymol_selection", "examples": [ true, false ], "enum": [true, false], "validation": {}, "notes": "When enabled, generates a PyMOL script (.pml) to highlight interface residues for visualization." }, "quiet": { "type": "boolean", "description": "Output only predicted affinity values", "default": false, "required": false, "pipeline_io": "parameter", "var_name": "params.quiet", "examples": [ true, false ], "enum": [true, false], "validation": {}, "notes": "When enabled, outputs only the predicted binding affinity value without detailed analysis. Useful for batch processing and downstream parsing." } } }