{"artifact":{"id":"wiki-genes-hrh2","artifact_type":"wiki_page","entity_ids":"[\"HRH2\"]","title":"HRH2 Gene — Histamine Receptor H2","quality_score":0.5,"created_by":"crosslink-migration","provenance_chain":"[]","content_hash":"f2299e1a7c520e18a1030881d832fa501a1758f5b874df02da9de19f699562d6","metadata":{"slug":"genes-hrh2","kg_node_id":"HRH2","entity_type":"gene","origin_type":"v1_polymorphic_backfill","source_table":"wiki_pages","wiki_page_id":"wp-f6ba5728f5ad","__merged_from":{"merged_at":"2026-05-13","unprefixed_id":"genes-hrh2"},"_schema_version":1},"created_at":"2026-04-02T07:19:33-07:00","updated_at":"2026-04-02T13:40:08-07:00","version_number":5,"parent_version_id":null,"version_tag":null,"changelog":null,"is_latest":1,"lifecycle_state":"active","superseded_by":null,"deprecated_at":null,"deprecated_reason":null,"dependencies":null,"market_price":0.5,"origin_type":"internal","origin_url":null,"lifecycle_changed_at":"2026-04-02T13:40:08-07:00","citation_count":0,"embed_count":0,"derivation_count":0,"support_count":0,"contradiction_count":0,"total_usage":0.0,"usage_score":0.5,"usage_computed_at":null,"quality_status":"ok","contributors":[],"answers_question_ids":null,"deprecated_reason_detail":null,"deprecated_reason_code":null,"commit_sha":null,"commit_submodule":null,"last_mutated_at":"2026-05-16T14:51:34.657673-07:00","disputed_at":null,"gap_id":null,"mission_id":null,"intrinsic_priority":null,"effective_priority":null,"artifact_id":"6f138819-d24b-4952-821e-8fdde36c1c46","artifact_dir":null,"primary_filename":null,"accessory_filenames":null,"folder_layout_version":1,"migrated_to_folder_at":null,"hypothesis_id":null,"authorship":{"kind":"human","contributors":[{"role":"author","actor_ref":"crosslink-migration"}]},"epistemic_tier":"T3_provisional","created_by_agent_id":null},"outgoing_links":[{"target_artifact_id":"hypothesis-h-aa2d317c","link_type":"mentions","strength":0.5,"evidence":"Wiki page title/slug matches hypothesis keyword 'Receptor'"},{"target_artifact_id":"hypothesis-h-ac55ff26","link_type":"mentions","strength":0.5,"evidence":"Wiki page title/slug matches hypothesis keyword 'Gene'"},{"target_artifact_id":"hypothesis-h-9e9fee95","link_type":"mentions","strength":0.5,"evidence":"Wiki page title/slug matches hypothesis keyword 'Receptor'"},{"target_artifact_id":"hypothesis-h-2600483e","link_type":"mentions","strength":0.5,"evidence":"Wiki page title/slug matches hypothesis keyword 'Gene'"},{"target_artifact_id":"analysis-sda-2026-04-01-gap-008","link_type":"mentions","strength":0.4,"evidence":"Wiki page matches analysis keyword 'receptor'"},{"target_artifact_id":"analysis-SDA-2026-04-02-26abc5e5f9f2","link_type":"mentions","strength":0.4,"evidence":"Wiki page matches analysis keyword 'genes'"},{"target_artifact_id":"analysis-SDA-2026-04-01-gap-lipid-rafts-2026-04-01","link_type":"related","strength":0.5,"evidence":"Auto: transitive via hypothesis"},{"target_artifact_id":"analysis-SDA-2026-04-01-gap-v2-ee5a5023","link_type":"related","strength":0.5,"evidence":"Auto: transitive via hypothesis"},{"target_artifact_id":"analysis-SDA-2026-04-01-gap-008","link_type":"related","strength":0.5,"evidence":"Auto: transitive via hypothesis"},{"target_artifact_id":"analysis-SDA-2026-04-01-gap-014","link_type":"related","strength":0.5,"evidence":"Auto: transitive via hypothesis"},{"target_artifact_id":"hypothesis-h-c8ccbee8","link_type":"mentions","strength":0.5,"evidence":"KG transitive via AQP4"},{"target_artifact_id":"hypothesis-h-62e56eb9","link_type":"mentions","strength":0.5,"evidence":"KG transitive via AQP4"},{"target_artifact_id":"hypothesis-h-807d7a82","link_type":"mentions","strength":0.5,"evidence":"KG transitive via AQP4"},{"target_artifact_id":"wiki-genes-kcnq1","link_type":"see_also","strength":0.6,"evidence":"KG edge: upregulates"},{"target_artifact_id":"wiki-diseases-neurodegeneration","link_type":"see_also","strength":0.6,"evidence":"KG edge: implicated_in"},{"target_artifact_id":"wiki-genes-aqp4","link_type":"see_also","strength":0.6,"evidence":"KG edge: upregulates"}],"incoming_links":[{"source_artifact_id":"hypothesis-h-aa2d317c","link_type":"related","strength":0.4,"evidence":"Auto: reverse of wiki→hypothesis"},{"source_artifact_id":"hypothesis-h-ac55ff26","link_type":"related","strength":0.4,"evidence":"Auto: reverse of wiki→hypothesis"},{"source_artifact_id":"hypothesis-h-9e9fee95","link_type":"related","strength":0.4,"evidence":"Auto: reverse of wiki→hypothesis"},{"source_artifact_id":"hypothesis-h-2600483e","link_type":"related","strength":0.4,"evidence":"Auto: reverse of wiki→hypothesis"},{"source_artifact_id":"analysis-SDA-2026-04-01-gap-008","link_type":"related","strength":0.5,"evidence":"Reverse link"},{"source_artifact_id":"analysis-SDA-2026-04-01-gap-014","link_type":"related","strength":0.5,"evidence":"Reverse link"},{"source_artifact_id":"analysis-SDA-2026-04-01-gap-lipid-rafts-2026-04-01","link_type":"related","strength":0.5,"evidence":"Reverse link"},{"source_artifact_id":"analysis-SDA-2026-04-01-gap-v2-ee5a5023","link_type":"related","strength":0.5,"evidence":"Reverse link"},{"source_artifact_id":"analysis-SDA-2026-04-02-26abc5e5f9f2","link_type":"related","strength":0.5,"evidence":"Reverse link"},{"source_artifact_id":"analysis-sda-2026-04-01-gap-008","link_type":"related","strength":0.5,"evidence":"Reverse link"}],"current_artifact_id":"wiki-genes-hrh2","is_canonical":true,"supersede_chain":["wiki-genes-hrh2"]}