{"doi":"10.1139/o72-045","title":"Cysteine Sequences of Rabbit Skeletal Tropomyosin","abstract":"<jats:p> Amino acid analyses of tropomyosin have shown three cysteine residues per mole (M.W. 70 000) of tropomyosin. The cysteine content was determined by cysteic acid determinations, incorporation of <jats:sup>14</jats:sup>C-labelled iodoacetic acid into the protein, and the analysis of S-carboxymethylcysteine after acid hydrolysis. The isolation of three unique cysteinyl peptides is incompatible with a homogeneous tropomyosin preparation of two chemically identical subunits. The amino acid sequences reported in this study indicate a regular repeat of hydrophobic residues as required by the inter-chain packing of a coiled-coil structure. </jats:p>","journal":"Canadian Journal of Biochemistry","year":1972,"id":23208,"datarank":1.2509755673997154,"base_score":3.044522437723423,"endowment":3.044522437723423,"self_citation_contribution":0.4566783656585135,"citation_network_contribution":0.7942972017412019,"self_endowment_contribution":0.4566783656585135,"citer_contribution":0.7942972017412019,"corpus_percentile":null,"corpus_rank":null,"citation_count":20,"citer_count":13,"citers_with_citation_signal":12,"citers_with_endowment":12,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":143081,"name":"L. B. Smillie","orcid":null,"position":1,"is_corresponding":false},{"id":143293,"name":"R. S. Hodges","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"base_score":3.044522437723423,"endowment":3.044522437723423,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"4553610","pmcid":null,"openalex_id":"https://openalex.org/W2085568054","authors":[],"funders":[],"total_grants":0,"fwci":3.2632,"citation_percentile":0.92837765,"influential_citations":0,"citation_trend":[],"oa_status":"closed","license":"http://www.nrcresearchpress.com/page/about/CorporateTextAndDataMining","oa_locations":[{"url":"http://www.nrcresearchpress.com/doi/pdf/10.1139/o72-045","host_type":"publisher"},{"url":"https://doi.org/10.1139/o72-045","host_type":"journal"},{"url":"https://pubmed.ncbi.nlm.nih.gov/4553610","host_type":"repository"}],"fields_of_study":["Peptidase Inhibition and Analysis","Cardiomyopathy and Myosin Studies","Ferrocene Chemistry and Applications","Chemistry","Medicine","Biology","Alkylation","Amino Acid Sequence","Amino Acids","Animals","Carbon Isotopes","Chromatography, Ion Exchange","Chromatography, Paper","Cysteine","Electrophoresis","Iodoacetates","Macromolecular Substances","Muscle Proteins","Pepsin A","Peptides","Protein Conformation","Rabbits","Thermolysin","Tropomyosin","Trypsin"],"mesh_terms":["Alkylation","Amino Acid Sequence","Amino Acids","Animals","Carbon Isotopes","Chromatography, Ion Exchange","Chromatography, Paper","Cysteine","Electrophoresis","Iodoacetates","Muscle Proteins","Pepsin A","Peptides","Protein Conformation","Rabbits","Thermolysin","Tropomyosin","Trypsin","Macromolecular Substances"],"keywords":["Tropomyosin","Cysteic acid","Cysteine","Iodoacetic acid","Amino acid","Chemistry","Biochemistry","Coiled coil","Cyanogen bromide","Peptide sequence","Stereochemistry","Cystine","Actin","Enzyme"],"sdg_mappings":[],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-06-07T18:37:46.533916Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}