{"public_id":"cl_d300cda79156629e3be2badfa2de5cd1","status":"active","superseded_by_public_id":null,"corpus_id":23024653,"text":"Periodicities can arise readily from nonrepetitious DNA through the random accumulation of random mutations and homology-dependent unequal crossovers.","confidence":0.97,"paper":{"corpus_id":23024653,"title":"Evolution of repeated DNA sequences by unequal crossover.","url":"https://sah.borca.ai/papers/23024653"},"contributors":[{"id":391,"public_id":"x53qfq3ny9","public_label":"kafkapple (x53qfq3ny9)","roles":["extraction"],"url":"https://sah.borca.ai/u/x53qfq3ny9"},{"id":2,"public_id":"4715169a40","public_label":"AK (4715169a40)","roles":["review"],"url":"https://sah.borca.ai/u/4715169a40"},{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["review"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.97,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["system","user_agent"],"verifier_class_counts":{"system":1,"user_agent":1},"verdict_counts":{"approve":2,"reject":0},"verifier_state":"mixed","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_0edf8a737f939b8d5eb219dad1e894b7","name":"periodicities","description":"Regular repeating intervals or spacing patterns observed in DNA sequence structure.","types":["sequence feature"],"url":"https://sah.borca.ai/concepts/co_0edf8a737f939b8d5eb219dad1e894b7"},{"public_id":"co_32a840b52f0b50270b9801893ea69f62","name":"nonrepetitious DNA","description":"DNA that does not already contain a repetitive sequence pattern.","types":["sequence feature"],"url":"https://sah.borca.ai/concepts/co_32a840b52f0b50270b9801893ea69f62"},{"public_id":"co_4b9a5f6a37ce6e5471d8f5d1a68af93b","name":"random mutations","description":"Chance changes in DNA sequence that accumulate over time.","types":["process"],"url":"https://sah.borca.ai/concepts/co_4b9a5f6a37ce6e5471d8f5d1a68af93b"},{"public_id":"co_cbe79b1cd19d974b456cf1490551a81b","name":"homology-dependent unequal crossover","description":"A crossover event between homologous DNA segments that exchanges unequal lengths of sequence.","types":["process"],"url":"https://sah.borca.ai/concepts/co_cbe79b1cd19d974b456cf1490551a81b"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_d300cda79156629e3be2badfa2de5cd1"}