{
  "format": "panapta-source-classifications/v1",
  "original_database_modified": false,
  "records": [
    {
      "bioproject": "PRJEB70964",
      "description": "SELEX S1 Round 01; SELEX S1 Round 03 · 14 runs in PRJEB70964",
      "ensembl_gene_id": null,
      "id": 2614,
      "legacy_na_type": "DNA",
      "legacy_target_category": "cell",
      "n_affinity_records": 0,
      "n_rounds": 13,
      "n_sequences": 10000,
      "na_type": "RNA",
      "na_type_scope": "source_reported_selection_library_not_per_sequence_chemical_identity",
      "organism": null,
      "partner_uniprot_id": null,
      "rounds_available": "R1,R3,R4,R5,R6,R7,R8,R9,R10,R12,R13,R14,R15",
      "source": "PRJEB70964",
      "source_classification": {
        "access_proof_sha256": "86aa976c35a4b9dc70169668d9d6ab7fe960c5fd27723eb7a8d08bd822d326d1",
        "archive_url": "https://www.ebi.ac.uk/ena/browser/view/PRJEB70964",
        "article_sha256": "491b996b1a6ec17decb3426ace8adb58fb9ba2a4cda0f797cc76269194b40577",
        "article_url": "https://academic.oup.com/nar/article/52/14/8072/7698930",
        "canonical_database_modified": false,
        "context_sha256": "45043ab08face4e93b4dbe35aa03bae9291e10267dc7ad7cf8f4d62caf92408b",
        "material": "F-type alpha-synuclein fibrils",
        "na_type_scope": "source_reported_selection_library_not_per_sequence_chemical_identity",
        "note": "S1/S2 are selection branches against the same F-type fibril material. Target-level RNA class describes the source library; stored sequence letters and per-sequence na_type are unchanged.",
        "organism_identity_verified": false,
        "original_values": {
          "na_type": "DNA",
          "target_category": "cell"
        },
        "per_sequence_chemical_identity_assigned": false,
        "project": "PRJEB70964",
        "reference_identity_verified": false,
        "sequence_representation_unchanged": true,
        "single_polypeptide_docking_supported": false,
        "source_branch": "S1",
        "source_doi": "10.1093/nar/gkae544",
        "source_library_chemistry": "2prime_F_pyrimidine_RNA",
        "source_library_type": "RNA",
        "standard_target_category": "protein",
        "status": "source_qualified",
        "target_material_type": "protein_fibril",
        "version": "panapta-source-classification/20261023-r1"
      },
      "source_library_chemistry": "2prime_F_pyrimidine_RNA",
      "source_library_type": "RNA",
      "target_category": "protein",
      "target_material_type": "protein_fibril",
      "target_name": "alpha-synuclein_S1",
      "uniprot_id": null
    },
    {
      "bioproject": "PRJEB70964",
      "description": "SELEX S2 Round 03; SELEX S2 Round 04 · 13 runs in PRJEB70964",
      "ensembl_gene_id": null,
      "id": 2615,
      "legacy_na_type": "DNA",
      "legacy_target_category": "cell",
      "n_affinity_records": 0,
      "n_rounds": 4,
      "n_sequences": 10000,
      "na_type": "RNA",
      "na_type_scope": "source_reported_selection_library_not_per_sequence_chemical_identity",
      "organism": null,
      "partner_uniprot_id": null,
      "rounds_available": "R3,R4,R6,R7",
      "source": "PRJEB70964",
      "source_classification": {
        "access_proof_sha256": "86aa976c35a4b9dc70169668d9d6ab7fe960c5fd27723eb7a8d08bd822d326d1",
        "archive_url": "https://www.ebi.ac.uk/ena/browser/view/PRJEB70964",
        "article_sha256": "491b996b1a6ec17decb3426ace8adb58fb9ba2a4cda0f797cc76269194b40577",
        "article_url": "https://academic.oup.com/nar/article/52/14/8072/7698930",
        "canonical_database_modified": false,
        "context_sha256": "45043ab08face4e93b4dbe35aa03bae9291e10267dc7ad7cf8f4d62caf92408b",
        "material": "F-type alpha-synuclein fibrils",
        "na_type_scope": "source_reported_selection_library_not_per_sequence_chemical_identity",
        "note": "S1/S2 are selection branches against the same F-type fibril material. Target-level RNA class describes the source library; stored sequence letters and per-sequence na_type are unchanged.",
        "organism_identity_verified": false,
        "original_values": {
          "na_type": "DNA",
          "target_category": "cell"
        },
        "per_sequence_chemical_identity_assigned": false,
        "project": "PRJEB70964",
        "reference_identity_verified": false,
        "sequence_representation_unchanged": true,
        "single_polypeptide_docking_supported": false,
        "source_branch": "S2",
        "source_doi": "10.1093/nar/gkae544",
        "source_library_chemistry": "2prime_F_pyrimidine_RNA",
        "source_library_type": "RNA",
        "standard_target_category": "protein",
        "status": "source_qualified",
        "target_material_type": "protein_fibril",
        "version": "panapta-source-classification/20261023-r1"
      },
      "source_library_chemistry": "2prime_F_pyrimidine_RNA",
      "source_library_type": "RNA",
      "target_category": "protein",
      "target_material_type": "protein_fibril",
      "target_name": "alpha-synuclein_S2",
      "uniprot_id": null
    }
  ],
  "reference_identity_verified": false,
  "scientific_counts_changed": false,
  "scope": "Source-level target material and selection-library metadata; not per-sequence chemical identities.",
  "sequence_payloads_included": false,
  "version": "registry-evidence-matrix-20261023-r3"
}