{"id":"W2150479700","doi":"10.1093/glycob/cwh100","title":"A major flagellum sialoglycoprotein in sea urchin sperm contains a novel polysialic acid, an  2,9-linked poly-N-acetylneuraminic acid chain, capped by an 8-O-sulfated sialic acid residue","year":2004,"lang":"en","type":"article","venue":"Glycobiology","topic":"Glycosylation and Glycoproteins Research","field":"Biochemistry, Genetics and Molecular Biology","cited_by":49,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Core Research for Evolutional Science and Technology; National Research Council Canada","keywords":"Sialoglycoprotein; Polysialic acid; Sperm; Sialic acid; Biochemistry; Chemistry; Sea urchin; Flagellum; Biology; Cell biology; Botany","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","research_integrity"],"consensus_categories":[],"category_scores_codex":[0.0009801115,0.0008285738,0.0009112127,0.0004770579,0.0003493535,0.0001261289,0.001188319,0.001368713,0.0002229896],"category_scores_gemma":[0.0004973988,0.0008301694,0.0002595159,0.0007864491,0.0006200623,0.00005613138,0.0003812707,0.0008955318,0.0001425026],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002257118,"about_ca_system_score_gemma":0.0006958677,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004547528,"about_ca_topic_score_gemma":0.01410143,"domain_scores_codex":[0.994007,0.0008598773,0.001080061,0.001880262,0.0004163325,0.001756482],"domain_scores_gemma":[0.9970978,0.00002568553,0.0003344997,0.001608964,0.0002426982,0.000690375],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"bench_or_experimental","study_design_gemma":"bench_or_experimental","study_design_scores_codex":[0.00225264,0.0007421126,0.000686652,0.00003288483,0.0001068106,0.0001042444,0.0004516945,0.00004759283,0.9925881,0.000321489,0.0002112955,0.002454464],"study_design_scores_gemma":[0.01100797,0.00397054,0.00255188,0.00003408661,0.00003330412,0.0002741249,0.0005585188,0.000223252,0.9723256,0.0002851818,0.007674221,0.001061358],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9898147,0.001529627,0.003596058,0.001678092,0.0003421595,0.001958097,0.000609591,0.0001496798,0.0003220059],"genre_scores_gemma":[0.9900289,0.0001050208,0.00131448,0.001407854,0.0006122933,0.0003738946,0.005293097,0.0001466769,0.0007177943],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.02026256,"threshold_uncertainty_score":0.9999277,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01516835323747938,"score_gpt":0.27880898968852,"score_spread":0.2636406364510406,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}