{"id":"W1976621626","doi":"10.1016/j.bbabio.2014.04.004","title":"Evidence that histidine forms a coordination bond to the A0A and A0B chlorophylls and a second H-bond to the A1A and A1B phylloquinones in M688HPsaA and M668HPsaB variants of Synechocystis sp. PCC 6803","year":2014,"lang":"en","type":"article","venue":"Biochimica et Biophysica Acta (BBA) - Bioenergetics","topic":"Photosynthetic Processes and Mechanisms","field":"Biochemistry, Genetics and Molecular Biology","cited_by":42,"is_retracted":false,"has_abstract":false,"ca_institutions":"Brock University","funders":"Natural Sciences and Engineering Research Council of Canada; Russian Foundation for Basic Research; Citrus Research and Development Foundation; Louisiana Board of Regents; CRDF Global","keywords":"P700; Chemistry; Photosystem I; Electron transfer; Crystallography; Population; Acceptor; Single bond; Electron; Electron acceptor; Photochemistry; Photosystem II; Photosynthesis; Physics","routes":{"ca_aff":true,"ca_fund":true,"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":[0.0001077918,0.000152714,0.0001074165,0.0001401625,0.0001873633,0.0001635116,0.00029434,0.0002581969,0.0009369347],"category_scores_gemma":[0.0002657578,0.000124179,0.000109976,0.000144449,0.0002453882,0.0001522512,0.0002049887,0.0002792296,0.0001947049],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0002430393,"about_ca_system_score_gemma":0.0001859818,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003866055,"about_ca_topic_score_gemma":0.002629023,"domain_scores_codex":[0.9999179,0.000009302883,0.000008912364,0.00002114198,0.00002711201,0.00001566823],"domain_scores_gemma":[0.9997749,0.0000359725,0.00006680246,0.00002533271,0.00003486129,0.00006204629],"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":[0.000312297,0.00001410851,0.003841454,0.00002795081,0.00001225698,0.000180628,0.00005598215,0.0001135055,0.9944282,0.00013036,0.00004616874,0.0008371716],"study_design_scores_gemma":[0.0001051816,0.0003588431,0.1537412,0.00001110919,0.00006960653,0.002193437,0.0004162449,0.002443104,0.8372052,0.0005816073,0.00284883,0.0000256883],"study_design_candidate":"bench_or_experimental","study_design_consensus":"bench_or_experimental","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9990319,0.0001234998,0.0003775383,0.00003795956,0.000005751514,0.000001318376,0.000100738,0.000007665297,0.0003137341],"genre_scores_gemma":[0.9992193,0.00004734331,0.0002496534,0.00001662154,0.000001689239,0.000001339677,0.0001879556,0.000003679469,0.0002724778],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003866055,"threshold_uncertainty_score":0.007687092,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01366268712979262,"score_gpt":0.2389934737797261,"score_spread":0.2253307866499335,"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."}}