{"id":"W2124231194","doi":"10.1016/j.jasms.2008.09.026","title":"Dissociation of the N-C<sub>α</sub> bond and competitive formation of the [z<sub><i>n</i></sub>−H]<sup>•+</sup> and [c<sub><i>n</i></sub>+2H]<sup>+</sup> product ions in radical peptide ions containing tyrosine and tryptophan: The influence of proton affinities on product formation","year":2008,"lang":"en","type":"article","venue":"Journal of the American Society for Mass Spectrometry","topic":"Mass Spectrometry Techniques and Applications","field":"Chemistry","cited_by":49,"is_retracted":false,"has_abstract":true,"ca_institutions":"York University","funders":"","keywords":"Chemistry; Dimer; Dissociation (chemistry); Proton; Tripeptide; Ionic bonding; Ion; Bond cleavage; Stereochemistry; Crystallography; Amide; Amino acid; Physical chemistry; Organic chemistry","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0003670307,0.0003648569,0.0001859413,0.0001685711,0.0002503648,0.0003272803,0.0005511671,0.0003790285,0.002363321],"category_scores_gemma":[0.0007537402,0.0002359524,0.0001258225,0.0001302889,0.0004368005,0.0006022542,0.0003919751,0.0004827404,0.0005546433],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003347152,"about_ca_system_score_gemma":0.0002465552,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.000423887,"about_ca_topic_score_gemma":0.0006082657,"domain_scores_codex":[0.9997805,0.00002936925,0.000006529111,0.00006969322,0.0000671724,0.00004671851],"domain_scores_gemma":[0.9995462,0.0001163853,0.0001299999,0.00003033256,0.00007896638,0.00009803888],"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":[0.0003626622,0.00002600396,0.001608812,0.00007411557,0.00001517324,0.0001567797,0.00007329619,0.0001206206,0.9925274,0.0003049933,0.0001266013,0.004603551],"study_design_scores_gemma":[0.00002533991,0.0001936716,0.007375761,0.000006681372,0.000009654339,0.0005843268,0.00005713554,0.001067907,0.9893797,0.0002357883,0.001055907,0.00000803061],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9879729,0.001426246,0.006319893,0.0001167423,0.00004195093,0.00005413653,0.0001202525,0.00005120351,0.003896656],"genre_scores_gemma":[0.9951408,0.0004178631,0.002746368,0.00005655969,0.00001265346,0.00002165025,0.0001341825,0.00001652697,0.001453321],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.002363321,"threshold_uncertainty_score":0.007906079,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009864940872849778,"score_gpt":0.2301820914475184,"score_spread":0.2203171505746686,"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."}}