{
  "report_format_version": "pepfold-report-v1",
  "generated_at": "2026-08-05T09:07:41.831Z",
  "specimen": {
    "number": 9,
    "sequence": "RGKWTYNGITYEGRGS",
    "sequence_length": 16,
    "status": "complete",
    "wallet": "52Mcmfi381rN2EPa6R4kVcMeoshkviFzynm4bDKP32dn",
    "amount_sol": 0,
    "tx_hash": "3ZLCaYEADfR7MQJoBCckLrjhETodK7Dv3e7FE34ZAcdWtNysoYT4WcPgpcr4rHirJcgAZjSDdfFeZHEzGJWn8VZE",
    "created_at": "2026-06-15T14:13:40.359184+00:00",
    "completed_at": "2026-06-15T14:15:38.479277+00:00"
  },
  "structure": {
    "pdb_url": "https://mrzziawbddodlpywncfy.supabase.co/storage/v1/object/public/pdb-files/0c0a0e64-4429-4346-892b-7d4a9e274353.pdb",
    "helix_pct": 0,
    "sheet_pct": 0,
    "loop_pct": 100
  },
  "triage": {
    "models": {
      "fold_model": {
        "name": "ESMFold",
        "version": "esmatlas-esmfold-v1"
      },
      "triage_model": {
        "name": "PEPFOLD heuristic triage",
        "version": "pepfold-triage-v1"
      },
      "comment_model": {
        "name": "Claude",
        "version": "claude-opus-4-7"
      }
    },
    "run_id": "run_029d57be2bc4446ea8da2c28358121a3",
    "metrics": [
      {
        "id": "fold_confidence",
        "label": "fold confidence",
        "value": 0.82,
        "source": {
          "model": "ESMFold",
          "version": "esmatlas-esmfold-v1"
        },
        "confidence": 0.52,
        "evidence_note": "derived from mean pLDDT on CA atoms",
        "confidence_band": [
          0.7,
          0.94
        ],
        "not_enough_confidence": true
      },
      {
        "id": "disorder_estimate",
        "label": "disorder estimate",
        "value": 0.125,
        "source": {
          "model": "PEPFOLD structure heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.52,
        "evidence_note": "estimated from loop proportion and low-confidence structure regions",
        "confidence_band": [
          0.005,
          0.245
        ],
        "not_enough_confidence": true
      },
      {
        "id": "aggregation_risk",
        "label": "aggregation risk",
        "value": 0.2,
        "source": {
          "model": "PEPFOLD developability heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.56,
        "evidence_note": "hydrophobic burden, aromatic burden, charge, and long hydrophobic runs",
        "confidence_band": [
          0.09,
          0.31
        ],
        "not_enough_confidence": false
      },
      {
        "id": "hydrophobic_burden",
        "label": "hydrophobic burden",
        "value": 0.25,
        "source": {
          "model": "PEPFOLD sequence analyzer",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.84,
        "evidence_note": "fraction of hydrophobic residues in sequence",
        "confidence_band": [
          0.21,
          0.29
        ],
        "not_enough_confidence": false
      },
      {
        "id": "charge_distribution_risk",
        "label": "charge distribution risk",
        "value": 0.125,
        "source": {
          "model": "PEPFOLD sequence analyzer",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.84,
        "evidence_note": "absolute net charge normalized by sequence length",
        "confidence_band": [
          0.085,
          0.165
        ],
        "not_enough_confidence": false
      },
      {
        "id": "solubility_risk",
        "label": "solubility risk",
        "value": 0.196,
        "source": {
          "model": "PEPFOLD developability heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.56,
        "evidence_note": "composite of aggregation risk, hydrophobic burden, and charge",
        "confidence_band": [
          0.086,
          0.306
        ],
        "not_enough_confidence": false
      },
      {
        "id": "developability_risk",
        "label": "developability risk",
        "value": 0.183,
        "source": {
          "model": "PEPFOLD developability heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.56,
        "evidence_note": "composite developability indicator used for triage",
        "confidence_band": [
          0.073,
          0.293
        ],
        "not_enough_confidence": false
      }
    ],
    "generated_at": "2026-06-15T14:14:18.284731+00:00",
    "report_version": "phase-a.v1",
    "sequence_length": 16,
    "synthesis_hints": [],
    "motif_liabilities": [
      "potential deamidation motif (N-G)"
    ],
    "developability_flags": [],
    "low_confidence_reasons": [
      "DSSP unavailable; secondary structure uses pLDDT fallback."
    ]
  },
  "audit": {
    "input": {
      "sequence_length": 16,
      "sequence_sha256": "75f8231bb42c9ec3287a4299ad186dcd62b40e63a4df7cc269c66474dfe1e70d"
    },
    "output": {
      "report_sha256": "8118fd2bcc7d9668731fd343a8b320287636d59af8be39be0f99772a2b663ec9"
    },
    "run_id": "run_029d57be2bc4446ea8da2c28358121a3",
    "timestamp": "2026-06-15T14:14:18.284838+00:00",
    "pipeline_versions": {
      "pep_model_version": "claude-opus-4-7",
      "fold_model_version": "esmatlas-esmfold-v1",
      "triage_model_version": "pepfold-triage-v1",
      "secondary_structure_source": "plddt_fallback"
    }
  },
  "attestation": null,
  "next_experiments": {
    "engine": "pepfold-recs-v1",
    "recommendations": [
      {
        "id": "liability_redesign",
        "technique": "LIABILITY REDESIGN ROUND",
        "rationale": "redesign to remove the flagged motif(s) before going wet-lab: potential deamidation motif (N-G). minimal substitutions usually suffice (e.g. N→Q for deamidation hotspots, M→L for met oxidation).",
        "evidence": "1 motif liability flag(s) in the sequence",
        "turnaround_days": [
          0,
          1
        ],
        "tier": "in_silico_only"
      }
    ]
  },
  "comment": "all loop, no commitment. 16 residues that just sort of drift in space, no helix or sheet to anchor anything. reads like a linker that escaped from a larger protein and is now pretending to be a peptide.",
  "tweet": {
    "id": "2066525039525331190",
    "url": "https://x.com/pepfoldagent/status/2066525039525331190"
  }
}