2022
The cardiomyocyte disrupts pyrimidine biosynthesis in non-myocytes to regulate heart repair
Li S, Yokota T, Wang P, Hoeve J, Ma F, Le TM, Abt ER, Zhou Y, Wu R, Nanthavongdouangsy M, Rodriguez A, Wang Y, Lin YJ, Muranaka H, Sharpley M, Braddock DT, MacRae VE, Banerjee U, Chiou PY, Seldin M, Huang D, Teitell M, Gertsman I, Jung M, Bensinger SJ, Damoiseaux R, Faull K, Pellegrini M, Lusis A, Graeber TG, Radu CG, Deb A. The cardiomyocyte disrupts pyrimidine biosynthesis in non-myocytes to regulate heart repair. Journal Of Clinical Investigation 2022, 132: e149711. PMID: 34813507, PMCID: PMC8759793, DOI: 10.1172/jci149711.Peer-Reviewed Original ResearchConceptsCardiac injuryHeart repairENPP1 inhibitorsPyrimidine biosynthesisHeart injuryIschemic cardiac injuryAdministration of uridineEctonucleotide pyrophosphatase/phosphodiesterase 1Augmenting tissue repairP53-mediated cell deathSmall molecule screeningCardiac muscle cellsPyrophosphatase/phosphodiesterase 1Systemic administrationNonmyocyte cellsMurine modelHeart functionCardiac repairGenotoxic stressInjuryIntercellular regulationMuscle cellsPopulation of cellsExtracellular ATPMolecule screening
2013
Molecular Basis of Purinergic Signal Metabolism by Ectonucleotide Pyrophosphatase/Phosphodiesterases 4 and 1 and Implications in Stroke*♦
Albright RA, Ornstein DL, Cao W, Chang WC, Robert D, Tehan M, Hoyer D, Liu L, Stabach P, Yang G, De La Cruz EM, Braddock DT. Molecular Basis of Purinergic Signal Metabolism by Ectonucleotide Pyrophosphatase/Phosphodiesterases 4 and 1 and Implications in Stroke*♦. Journal Of Biological Chemistry 2013, 289: 3294-3306. PMID: 24338010, PMCID: PMC3916532, DOI: 10.1074/jbc.m113.505867.Peer-Reviewed Original ResearchConceptsExtracellular membrane proteinsMembrane proteinsSubstrate specificityMolecular basisHigh-resolution crystal structuresResolution crystal structureComparative structural analysisATP hydrolysisNPP1Brain vascular endotheliumCorresponding regionTerminal phosphateLow nanomolar concentrationsPurinergic signalsPlatelet aggregationProteinATPEnzymeNanomolar concentrationsVascular endotheliumPhosphodiesterases 4Ap3AMetabolismSurface of chondrocytesTissue mineralization