{
  "bundle_id": "PBAC-PEPTIDE-NRG4-EGFL-ERBB-ED2-FULL-BUNDLE-001",
  "catalog_id": "PBAC-PEPTIDE-NRG4-EGFL-ERBB-ED2-FULL",
  "config_hash_sha256": "2090840c5944a5a596e21deca03d49a812861c5ee8390b0c48acdc70d51d9750",
  "config_path": "configs/peptide_production/nrg4_egfl_erbb_ed2_full.json",
  "generated_at_utc": "2026-06-27T07:41:27Z",
  "references": [
    {
      "notes": "Used as source provenance for the NRG4 EGF-like domain domain and exact configured form states. Compact UniProt field cache was source-gated with Firecrawl scrape 019f07f3-c2fc-719c-b3f8-6ae610b4d8da.",
      "ref_id": "UNIPROT_Q8WWG1_NRG4_HUMAN",
      "retrieved_date": "2026-06-27",
      "source_type": "curated_protein_database",
      "title": "UniProtKB Q8WWG1, Pro-neuregulin-4, membrane-bound isoform, Homo sapiens",
      "url": "https://rest.uniprot.org/uniprotkb/Q8WWG1.txt",
      "used_for": [
        "parent peptide identity",
        "EGF-like domain boundaries",
        "disulfide positions"
      ]
    },
    {
      "notes": "Cited only as generic public-literature context; no operational protocol is incorporated.",
      "ref_id": "PUBMED_4307033_MERRIFIELD_SOLID_PHASE_PEPTIDE_SYNTHESIS",
      "retrieved_date": "2026-06-21",
      "source_type": "literature_index",
      "title": "Solid-phase peptide synthesis",
      "url": "https://pubmed.ncbi.nlm.nih.gov/4307033/",
      "used_for": [
        "generic peptide identity enablement context"
      ]
    },
    {
      "notes": "Cited only as generic public-literature context; no operational protocol is incorporated.",
      "ref_id": "PUBMED_2191922_FIELDS_NOBLE_FMOC_SPPS",
      "retrieved_date": "2026-06-21",
      "source_type": "literature_index",
      "title": "Solid phase peptide synthesis utilizing 9-fluorenylmethoxycarbonyl amino acids",
      "url": "https://pubmed.ncbi.nlm.nih.gov/2191922/",
      "used_for": [
        "generic Fmoc peptide literature context"
      ]
    }
  ],
  "release_id": "PBAC-PEPTIDE-NRG4-EGFL-ERBB-ED2-FULL-V1",
  "source_reference_catalog_schema_version": "pbac_source_reference_catalog_v1"
}
