2011
Molecular Structure and Biological Activity of NPP-4, An Endothelial Cell Surface Pyrophosphatase/ Phosphodiesterase That Stimulates Platelet Aggregation and Secretion Via Liberation of ADP Upon Hydrolysis of Diadenosine Triphosphate
Ornstein D, Albright R, Chang W, Robert D, Cao W, De La Cruz E, Braddock D. Molecular Structure and Biological Activity of NPP-4, An Endothelial Cell Surface Pyrophosphatase/ Phosphodiesterase That Stimulates Platelet Aggregation and Secretion Via Liberation of ADP Upon Hydrolysis of Diadenosine Triphosphate. Blood 2011, 118: 701. DOI: 10.1182/blood.v118.21.701.701.Peer-Reviewed Original ResearchHigh-resolution structuresActive site threonineDense granule releaseDiadenosine triphosphateExtracellular spaceNanomolar concentrationsEnzyme familyPlatelet dense granulesMolecular foundationMolecular basisExtracellular enzymesStructural basisPhosphodiesterase enzyme familyGranule releaseEnzymatic mechanismCell surfaceRapid disaggregationEndothelial cell surfaceDense granulesPlatelet aggregationAp3AEnzymatic productBiological activityConcentration-dependent fashionADP
2008
Identification of small-molecule inhibitors of autotaxin that inhibit melanoma cell migration and invasion
Saunders LP, Ouellette A, Bandle R, Chang WC, Zhou H, Misra RN, De La Cruz EM, Braddock DT. Identification of small-molecule inhibitors of autotaxin that inhibit melanoma cell migration and invasion. Molecular Cancer Therapeutics 2008, 7: 3352-3362. PMID: 18852138, PMCID: PMC7857123, DOI: 10.1158/1535-7163.mct-08-0463.Peer-Reviewed Original ResearchConceptsSmall molecule inhibitorsMelanoma cell migrationLysophosphatidic acidCell migrationRecombinant human proteinsChemical screenHuman proteinsATX levelsMalignant melanomaMigratory phenotypeMelanoma cell linesHuman melanoma cellsRole of autotaxinInvasion assaysLPA productionCell growthImmunohistochemistry of paraffinMolecular targetsCell linesATX inhibitorsAutotaxinMelanoma cellsHuman malignanciesEnzymatic productHuman tissues