{
  "report_format_version": "pepfold-report-v1",
  "generated_at": "2026-08-05T04:36:14.829Z",
  "specimen": {
    "number": 470,
    "sequence": "VGKDPLARYIIIRLYNL",
    "sequence_length": 17,
    "status": "complete",
    "wallet": "5Dy8AaYHrAHDwPHXcKMZNSv7C1SUc9EJpqwRnURdx6oQ",
    "amount_sol": 0,
    "tx_hash": "5TmUkMnkWpW5xmr3LT5Z4rEgpstFGHgvFuHDy5r2sxrMfX3FxoSczuTnWEzEbGMb6p79eRXRz3zqbqnXzpt53ZSu",
    "created_at": "2026-06-24T13:40:29.103871+00:00",
    "completed_at": "2026-06-24T13:50:22.552033+00:00"
  },
  "structure": {
    "pdb_url": "https://mrzziawbddodlpywncfy.supabase.co/storage/v1/object/public/pdb-files/0d70b78d-2260-4f00-aca6-b404404af967.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_cf291bf03c3647caa5e4f0a3d1d681f9",
    "metrics": [
      {
        "id": "fold_confidence",
        "label": "fold confidence",
        "value": 0.671,
        "source": {
          "model": "ESMFold",
          "version": "esmatlas-esmfold-v1"
        },
        "confidence": 0.52,
        "evidence_note": "derived from mean pLDDT on CA atoms",
        "confidence_band": [
          0.551,
          0.791
        ],
        "not_enough_confidence": true
      },
      {
        "id": "disorder_estimate",
        "label": "disorder estimate",
        "value": 0.471,
        "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": [
          0.351,
          0.591
        ],
        "not_enough_confidence": true
      },
      {
        "id": "aggregation_risk",
        "label": "aggregation risk",
        "value": 0.412,
        "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": [
          0.302,
          0.522
        ],
        "not_enough_confidence": false
      },
      {
        "id": "hydrophobic_burden",
        "label": "hydrophobic burden",
        "value": 0.588,
        "source": {
          "model": "PEPFOLD sequence analyzer",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.84,
        "evidence_note": "fraction of hydrophobic residues in sequence",
        "confidence_band": [
          0.548,
          0.628
        ],
        "not_enough_confidence": false
      },
      {
        "id": "charge_distribution_risk",
        "label": "charge distribution risk",
        "value": 0.118,
        "source": {
          "model": "PEPFOLD sequence analyzer",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.84,
        "evidence_note": "absolute net charge normalized by sequence length",
        "confidence_band": [
          0.078,
          0.158
        ],
        "not_enough_confidence": false
      },
      {
        "id": "solubility_risk",
        "label": "solubility risk",
        "value": 0.392,
        "source": {
          "model": "PEPFOLD developability heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.56,
        "evidence_note": "composite of aggregation risk, hydrophobic burden, and charge",
        "confidence_band": [
          0.282,
          0.502
        ],
        "not_enough_confidence": false
      },
      {
        "id": "developability_risk",
        "label": "developability risk",
        "value": 0.415,
        "source": {
          "model": "PEPFOLD developability heuristic",
          "version": "pepfold-triage-v1"
        },
        "confidence": 0.56,
        "evidence_note": "composite developability indicator used for triage",
        "confidence_band": [
          0.305,
          0.525
        ],
        "not_enough_confidence": false
      }
    ],
    "generated_at": "2026-06-24T13:49:01.505342+00:00",
    "report_version": "phase-a.v1",
    "sequence_length": 17,
    "synthesis_hints": [],
    "motif_liabilities": [],
    "developability_flags": [],
    "low_confidence_reasons": [
      "DSSP unavailable; secondary structure uses pLDDT fallback."
    ]
  },
  "audit": {
    "input": {
      "sequence_length": 17,
      "sequence_sha256": "c9b83f87c248a449a1e93cafb9b6775c539c6d2d70cb202712842e69e9170ba1"
    },
    "output": {
      "report_sha256": "78405e807824945342f5cd6c49692302667d48be3f161d1fb88f313804371fc0"
    },
    "run_id": "run_cf291bf03c3647caa5e4f0a3d1d681f9",
    "timestamp": "2026-06-24T13:49:01.509594+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": "serum_stability",
        "technique": "SERUM STABILITY + SOLUBILITY CURVE",
        "rationale": "track peptide concentration in 100% human serum over 0/1/4/24h; in parallel run a solubility titration in PBS. tells you whether the peptide survives long enough to act.",
        "evidence": "hydrophobic_burden 59% (high)",
        "turnaround_days": [
          3,
          7
        ],
        "tier": "biophysical_validation"
      }
    ]
  },
  "comment": "triple isoleucine cluster in the middle, which should want to do something structured, but the whole thing is loop. no helix, no sheet, just vibes. hydrophobic patch with nowhere to go.",
  "tweet": {
    "id": "2069780171562131786",
    "url": "https://x.com/pepfoldagent/status/2069780171562131786"
  }
}