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the study separately examined the extracellular functions of this protein.\nModel: Primary-paper description of YARS1 chemistry and human cellular/protein experiments.\nLimitations: The translation role is biochemical background in this paper; the main experiments concern extracellular signaling.\nEvidence access: Primary full text; reaction description and experimental methods\nMoonlighting matrix metalloproteinase substrates: Enhancement of proinflammatory functions of extracellular tyrosyl-tRNA synthetase upon cleavage. · 2020 · https://pubmed.ncbi.nlm.nih.gov/31771979/ · DOI 10.1074/jbc.RA119.010486","model_system":"Primary-paper description of YARS1 chemistry and human cellular/protein experiments.","directness":"reported_statement","verification_status":"source_derived_draft","notes":"Original curation paraphrase; evidence access and experimental limitations specified.","relationship":"supports","weight":1.0,"link_notes":"","source":{"id":"12917df2-c6e0-5b61-850f-dbff6d4b4d30","stable_key":"import-63ce713e-6aea-59f6-9896-ca30e010b2ce","title":"L-Tyrosine: catecholamines, thyroid chemistry, pigment, metabolism and cross-nutrient mechanisms (2026-09-19)","document_type":"imported_text","citation_label":"AI-assisted research curation; 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