{"public_id":"cl_b9eb999e58d07b5b7e0433b731952054","status":"active","superseded_by_public_id":null,"corpus_id":23819458,"text":"Lys-29 or Lys-48 to Arg conversion in the fusion's ubiquitin moiety greatly reduces ubiquitination and degradation of ubiquitin fusions to β-galactosidase, and ufd4 and ufd2 mutants impair ubiquitination at different lysine residues.","confidence":0.93,"paper":{"corpus_id":23819458,"title":"A Proteolytic Pathway That Recognizes Ubiquitin as a Degradation Signal (*)","url":"https://sah.borca.ai/papers/23819458"},"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.93,"origin_kinds":["extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":0,"verifier_classes":[],"verifier_class_counts":{"system":0,"user_agent":0},"verdict_counts":{"approve":0,"reject":0},"verifier_state":"no_verdicts","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_9cc0fd2fd0ab564ff975a3f146ceb32c","name":"β-galactosidase","description":"A reporter protein used as a fusion partner in ubiquitin-fusion degradation assays.","types":["reporter protein"],"url":"https://sah.borca.ai/concepts/co_9cc0fd2fd0ab564ff975a3f146ceb32c"},{"public_id":"co_b5c98bfe59f6a0542448d4623ce22877","name":"Lys-48","description":"A lysine residue in ubiquitin examined as a linkage site affecting ubiquitination and degradation.","types":["amino acid residue"],"url":"https://sah.borca.ai/concepts/co_b5c98bfe59f6a0542448d4623ce22877"},{"public_id":"co_eb9646b9a112e70c0e55036d29dae557","name":"Lys-29","description":"A lysine residue in ubiquitin examined as a linkage site affecting ubiquitination and degradation.","types":["amino acid residue"],"url":"https://sah.borca.ai/concepts/co_eb9646b9a112e70c0e55036d29dae557"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_b9eb999e58d07b5b7e0433b731952054"}