Research Topics
Genomes and Genes
| L M LuttrellSummaryAffiliation: Duke University Medical Center Country: USA Publications
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Detail Information
Publications
Activation and targeting of extracellular signal-regulated kinases by beta-arrestin scaffoldsL M Luttrell
The Geriatrics Research, Education and Clinical Center, Durham Veterans Affairs Medical Center, Durham, NC 27705, USA
Proc Natl Acad Sci U S A 98:2449-54. 2001..These data suggest that beta-arrestins function both as scaffolds to enhance cRaf-1 and MEK-dependent activation of ERK2, and as targeting proteins that direct activated ERK to specific subcellular locations...
Not so strange bedfellows: G-protein-coupled receptors and Src family kinasesDeirdre K Luttrell
Department of Medicine, Medical University of South Carolina, Charleston, SC, 29425, USA
Oncogene 23:7969-78. 2004..It is now clear that GPCRs and Src family kinases do not belong to separate, exclusive clubs. Rather, these strange bedfellows are intimately involved in multilayered forms of crosstalk that influence a host of cellular processes...
Signaling in time and space: G protein-coupled receptors and mitogen-activated protein kinasesDeirdre K Luttrell
Department of High Throughput Biology, GlaxoSmithKline, Research Triangle Park, North Carolina, USA
Assay Drug Dev Technol 1:327-38. 2003....
'Location, location, location': activation and targeting of MAP kinases by G protein-coupled receptorsL M Luttrell
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Mol Endocrinol 30:117-26. 2003..Some signals lead to the targeting of activated MAP kinase to specific extranuclear locations, while others activate a MAP kinase pool that is free to translocate to the nucleus and contribute to a mitogenic response...
Transactivation of the EGF receptor mediates IGF-1-stimulated shc phosphorylation and ERK1/2 activation in COS-7 cellsF L Roudabush
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 275:22583-9. 2000....
Activation and targeting of mitogen-activated protein kinases by G-protein-coupled receptorsLouis M Luttrell
Department of Medicine, Duke University Medical Center, Durham, NC 27710, USA
Can J Physiol Pharmacol 80:375-82. 2002..By controlling the spatial and temporal distribution of MAP kinase activity within the cell, the consequences of GPCR-stimulated MAP kinase activation may be determined by the mechanism by which they are activated...
Beta-arrestin-dependent formation of beta2 adrenergic receptor-Src protein kinase complexesL M Luttrell
Howard Hughes Medical Institute and Department of Medicine, Duke University Medical Center, Durham, NC 27710, USA
Science 283:655-61. 1999....
beta-arrestin1 interacts with the catalytic domain of the tyrosine kinase c-SRC. Role of beta-arrestin1-dependent targeting of c-SRC in receptor endocytosisW E Miller
Department of Medicine, Howard Hughes Medical Institute, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 275:11312-9. 2000....
The beta(2)-adrenergic receptor mediates extracellular signal-regulated kinase activation via assembly of a multi-receptor complex with the epidermal growth factor receptorS Maudsley
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 275:9572-80. 2000..Thus, RTK transactivation is revealed to be a process involving both association of receptors of distinct classes and the interaction of the transactivated RTK with the cells endocytic machinery...
Direct binding of activated c-Src to the beta 3-adrenergic receptor is required for MAP kinase activationW Cao
Departments of Psychiatry and Behavioral Sciences, Pharmacology, and Medicine and the Howard Hughes Medical Institute, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 275:38131-4. 2000..Together, these data describe a novel mechanism of ERK activation by a G protein-coupled receptor in which the intracellular domains directly recruit c-Src...
Epidermal growth factor (EGF) receptor-dependent ERK activation by G protein-coupled receptors: a co-culture system for identifying intermediates upstream and downstream of heparin-binding EGF sheddingK L Pierce
Howard Hughes Medical Institute and the Departments of Medicine and Biochemistry, Box 3821, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 276:23155-60. 2001....
Feedback regulation of beta-arrestin1 function by extracellular signal-regulated kinasesF T Lin
Howard Hughes Medical Institute, Departments of Medicine and Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 274:15971-4. 1999..Our results suggest that dephosphorylated beta-arrestin1 mediates endocytosis-dependent ERK activation. Following activation, ERKs phosphorylate beta-arrestin1, thereby exerting an inhibitory feedback control of its function...
Src-mediated tyrosine phosphorylation of dynamin is required for beta2-adrenergic receptor internalization and mitogen-activated protein kinase signalingS Ahn
Howard Hughes Medical Institute, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 274:1185-8. 1999..Thus, agonist-induced, c-Src-mediated tyrosine phosphorylation of dynamin is essential for its function in clathrin mediated G protein-coupled receptor endocytosis...
New mechanisms in heptahelical receptor signaling to mitogen activated protein kinase cascadesK L Pierce
The Howard Hughes Medical Institute, Box 3821, Duke University Medical Center, Durham, North Carolina, NC 27710, USA
Oncogene 20:1532-9. 2001....
Platelet-derived growth factor receptor association with Na(+)/H(+) exchanger regulatory factor potentiates receptor activityS Maudsley
Howard Hughes Medical Institute, Departments of Medicine and Biochemistry, Duke University Medical Center, Durham, NC 27710, USA
Mol Cell Biol 20:8352-63. 2000....
Targeting the receptor-Gq interface to inhibit in vivo pressure overload myocardial hypertrophyS A Akhter
Department of Surgery, Duke University Medical Center, Durham, NC 27710, USA
Science 280:574-7. 1998..The data demonstrate the role of myocardial Gq in the initiation of myocardial hypertrophy and indicate a possible strategy for preventing pathophysiological signaling by simultaneously blocking multiple receptors coupled to Gq...
beta -Arrestin-mediated recruitment of the Src family kinase Yes mediates endothelin-1-stimulated glucose transportT Imamura
Department of Medicine, Division of Endocrinology and Metabolism, University of California, San Diego, La Jolla, California 92093 0673, USA
J Biol Chem 276:43663-7. 2001....
Gbetagamma subunits mediate Src-dependent phosphorylation of the epidermal growth factor receptor. A scaffold for G protein-coupled receptor-mediated Ras activationL M Luttrell
Howard Hughes Medical Institute and the Departments of Medicine and Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 272:4637-44. 1997....
Activation of extracellular signal-regulated kinase in human prostate cancerD T Price
Department of Surgery, Duke University Medical Center, Durham, North Carolina 27710, USA
J Urol 162:1537-42. 1999..To investigate the level of expression, activation state, and functional significance of extracellular signal regulated kinase (ERK) in prostate cancer...
G protein-coupled receptors desensitize and down-regulate epidermal growth factor receptors in renal mesangial cellsJ S Grewal
Nephrology Division, Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
J Biol Chem 276:27335-44. 2001..Moreover, GPCRs induce profound desensitization of EGFRs by a process associated with the loss of cell-surface EGFRs through clathrin-mediated endocytosis...
beta-Arrestin 2 expression determines the transcriptional response to lysophosphatidic acid stimulation in murine embryo fibroblastsDiane Gesty-Palmer
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 280:32157-67. 2005..These data indicate that beta-arrestin 2 functions both to attenuate EGF receptor transactivation-dependent signaling and to promote a distinct subset of ERK1/2-mediated responses to LPA receptor activation...
Arrestin-mediated ERK activation by gonadotropin-releasing hormone receptors: receptor-specific activation mechanisms and compartmentalizationChristopher J Caunt
Henry Wellcome Laboratories for Integrative Neuroscience and Endocrinology, University of Bristol, Whitson Street, Bristol BS1 3NY, United Kingdom
J Biol Chem 281:2701-10. 2006....
Distinct beta-arrestin- and G protein-dependent pathways for parathyroid hormone receptor-stimulated ERK1/2 activationDiane Gesty-Palmer
Department of Medicine, Howard Hughes Medical Institute, Duke University, Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 281:10856-64. 2006..These findings imply the existence of distinct active conformations of the hPTH1R responsible for the two pathways, which can be stimulated by unique ligands. Such ligands may have distinct and valuable therapeutic properties...
Constitutive ERK1/2 activation by a chimeric neurokinin 1 receptor-beta-arrestin1 fusion protein. Probing the composition and function of the G protein-coupled receptor "signalsome"Farahdiba Jafri
Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
J Biol Chem 281:19346-57. 2006..These data suggest that beta-arrestin binding to GPCRs nucleates the formation of a stable "signalsome" that functions as a passive scaffold for the ERK1/2 cascade while confining ERK1/2 activity to an extranuclear compartment...
Transmembrane signaling by G protein-coupled receptorsLouis M Luttrell
Department of Medicine and Biochemistry and Molecular Biology, Medical University of South Carolina, Charleston, USA
Methods Mol Biol 332:3-49. 2006..In some cases, these processes appear to generate signals in conjunction with, or even independent of, G protein activation...
Insulin-like growth factors mediate heterotrimeric G protein-dependent ERK1/2 activation by transactivating sphingosine 1-phosphate receptorsHesham M El-Shewy
Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
J Biol Chem 281:31399-407. 2006..Given the ubiquity of SK and S1P receptor expression, S1P receptor transactivation may represent a general mechanism for G protein-dependent signaling by non-G protein-coupled receptors...
Beta-arrestins 1 and 2 differentially regulate LPS-induced signaling and pro-inflammatory gene expressionHongkuan Fan
Department of Neurosciences, Medical University of South Carolina, Charleston, SC 29425, United States
Mol Immunol 44:3092-9. 2007..Understanding the role of beta-arrestins in regulation of TLR signaling pathways may provide novel insights into control mechanisms for inflammatory gene expression...
The insulin-like growth factor type 1 and insulin-like growth factor type 2/mannose-6-phosphate receptors independently regulate ERK1/2 activity in HEK293 cellsHesham M El-Shewy
Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
J Biol Chem 282:26150-7. 2007..These data indicate that endogenous IGF-1 and IGF-2 receptors can independently initiate ERK1/2 signaling and point to a potential physiologic role for IGF-2 receptors in the cellular response to IGF-2...
Ubiquitination of beta-arrestin links seven-transmembrane receptor endocytosis and ERK activationSudha K Shenoy
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 282:29549-62. 2007....
Role of beta-arrestin-mediated desensitization and signaling in the control of angiotensin AT1a receptor-stimulated transcriptionMi Hye Lee
Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
J Biol Chem 283:2088-97. 2008....
Heptahelical terpsichory. Who calls the tune?Diane Gesty-Palmer
Department of Medicine Duke University Medical Center, Durham, North Carolina, USA
J Recept Signal Transduct Res 28:39-58. 2008....
The adiponectin receptors AdipoR1 and AdipoR2 activate ERK1/2 through a Src/Ras-dependent pathway and stimulate cell growthMi Hye Lee
Department of Medicine, Medical University of South Carolina, Charleston, South Carolina 29425, USA
Biochemistry 47:11682-92. 2008..These results suggest that adiponectin can exert proliferative effects by activating Ras signaling pathways...
Composition and function of g protein-coupled receptor signalsomes controlling mitogen-activated protein kinase activityLouis M Luttrell
Departments of Medicine and Biochemistry and Molecular Biology, Medical University of South Carolina, Charleston, SC 29425, USA
J Mol Neurosci 26:253-64. 2005..Together, these highly organized signaling complexes dictate the location, duration, and ultimate function of GPCR-stimulated MAP kinase activity...
beta-Arrestin scaffolding of the ERK cascade enhances cytosolic ERK activity but inhibits ERK-mediated transcription following angiotensin AT1a receptor stimulationAkira Tohgo
Howard Hughes Medical Institute and the Departments of Medicine and Biochemistry, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 277:9429-36. 2002..These data demonstrate that beta-arrestins facilitate GPCR-mediated ERK activation but inhibit ERK-dependent transcription by binding to phospho-ERK1/2, leading to its retention in the cytosol...
The role of beta-arrestins in the termination and transduction of G-protein-coupled receptor signalsLouis M Luttrell
The Howard Hughes Medical Institute, Duke University Medical Center, Durham, NC 27710, USA
J Cell Sci 115:455-65. 2002..Thus, their binding to GPCRs might initiate a second wave of signaling and represent a novel mechanism of GPCR signal transduction...
Src-dependent tyrosine phosphorylation regulates dynamin self-assembly and ligand-induced endocytosis of the epidermal growth factor receptorSeungkirl Ahn
Howard Hughes Medical Institute, Department of Pharmacology, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 277:26642-51. 2002..Thus, c-Src-mediated tyrosine phosphorylation is required for the function of dynamin in ligand-induced signaling receptor internalization...
Protein kinase A-mediated phosphorylation of the beta 2-adrenergic receptor regulates its coupling to Gs and Gi. Demonstration in a reconstituted systemA Musa Zamah
Howard Hughes Medical Institute, Duke University Medical Center, Durham, NC 27710, USA
J Biol Chem 277:31249-56. 2002..These results provide strong experimental support for the idea that PKA-mediated phosphorylation of the beta(2)-adrenergic receptor switches its predominant coupling from G(s) to G(i)...
Dancing with different partners: protein kinase a phosphorylation of seven membrane-spanning receptors regulates their G protein-coupling specificityRobert J Lefkowitz
Department of Medicine, Howard Hughes Medical Institute, Duke University Medical Center, Durham, North Carolina 27710, USA
Mol Pharmacol 62:971-4. 2002
The stability of the G protein-coupled receptor-beta-arrestin interaction determines the mechanism and functional consequence of ERK activationAkira Tohgo
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 278:6258-67. 2003....
Selective inhibition of heterotrimeric Gs signaling. Targeting the receptor-G protein interface using a peptide minigene encoding the Galpha(s) carboxyl terminusDavid S Feldman
Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
J Biol Chem 277:28631-40. 2002..ERK activation by the G(q/11)-coupled alpha(1B)AR was unaffected by GsCT. These findings suggest that peptide G protein inhibitors can provide insights into the complex interplay between G protein pools in cellular regulation...
Transactivation of the epidermal growth factor receptor mediates parathyroid hormone and prostaglandin F2 alpha-stimulated mitogen-activated protein kinase activation in cultured transgenic murine osteoblastsIntekhab Ahmed
Department of Medicine, Thomas Jefferson University, Philadelphia, Pennsylvania 19107, USA
Mol Endocrinol 17:1607-21. 2003..These data suggest that autocrine/paracrine cross-talk between EGF receptors and Gi- or Gq/11-coupled GPCRs represents the predominant mechanism of GPCR-mediated activation of ERK1/2 in cultured TMOb osteoblasts...
Protein kinase A and G protein-coupled receptor kinase phosphorylation mediates beta-1 adrenergic receptor endocytosis through different pathwaysAntonio Rapacciuolo
Department of Medicine and Cell Biology, Medical Center, Duke University, Durham, North Carolina 27710, USA
J Biol Chem 278:35403-11. 2003..e. PKA-mediated phosphorylation directs internalization via a caveolae pathway, whereas GRK-mediated phosphorylation directs it through clathrin-coated pits...
Independent beta-arrestin 2 and G protein-mediated pathways for angiotensin II activation of extracellular signal-regulated kinases 1 and 2Huijun Wei
Howard Hughes Medical Institute and Department of Medicine, Duke University Medical Center, Durham, NC 27710, USA
Proc Natl Acad Sci U S A 100:10782-7. 2003....
Dual inhibition of beta-adrenergic and angiotensin II receptors by a single antagonist: a functional role for receptor-receptor interaction in vivoLiza Barki-Harrington
Department of Medicine, Duke University Medical Center, Durham, NC, 27710, USA
Circulation 108:1611-8. 2003..CONCLUSIONS: We show that direct interactions between betaARs and AT1Rs may have profound consequences on the overall response to drugs that antagonize these receptors...
Ectodomain shedding-dependent transactivation of epidermal growth factor receptors in response to insulin-like growth factor type IHesham M El-Shewy
Department of Medicine, Medical University of South Carolina, 96 Jonathan Lucas Street, 816 Clinical Sciences Building, P.O. Box 250624, Charleston, South Carolina 29425, USA
Mol Endocrinol 18:2727-39. 2004..In contrast, the contribution of transactivated EGF receptors to IGF-I-stimulated downstream events, such as ERK1/2 activation, varies in a cell type-dependent manner...
5-HT2A receptor induces ERK phosphorylation and proliferation through ADAM-17 tumor necrosis factor-alpha-converting enzyme (TACE) activation and heparin-bound epidermal growth factor-like growth factor (HB-EGF) shedding in mesangial cellsMonika Gooz
Nephrology, Rheumatology and Endocrinology Divisions, Department of Medicine of the Medical University of South Carolina, Charleston, 29425, USA
J Biol Chem 281:21004-12. 2006..To our knowledge, this is the first time that TACE has been implicated in 5-HT-induced EGFR transactivation or in proliferation induced by a G protein-coupled receptor in native cells in culture...
The origins of diversity and specificity in g protein-coupled receptor signalingStuart Maudsley
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Gerontology Research Center, 5600 Nathan Shock Drive, Johns Hopkins Medical Center, Baltimore, MD, USA
J Pharmacol Exp Ther 314:485-94. 2005..As a more comprehensive understanding of the complexity of GPCR signaling is developed, the rational design of ligands possessing increased specific efficacy and attenuated side effects may become the standard mode of drug development...
Reviews in molecular biology and biotechnology: transmembrane signaling by G protein-coupled receptorsLouis M Luttrell
Division of Endocrinology, Diabetes and Medical Genetics, Department of Medicine, Medical University of South Carolina, 96 Jonathan Lucas Street, 816 CSB, P O Box 250624, Charleston, SC 29425, USA
Mol Biotechnol 39:239-64. 2008..While the physiologic relevance of many of these novel mechanisms of GPCR signaling remains to be established, their existence suggests that the mechanisms of GPCR signaling are even more diverse than previously imagined...
Big G, little G: G proteins and actin cytoskeletal reorganizationLouis M Luttrell
The Department of Medicine, Duke University Medical Center, Durham, NC 27710, USA
Mol Cell 9:1152-4. 2002..A recent report in Developmental Cell demonstrates that the activation of a tyrosine kinase, C-terminal Src kinase, by heterotrimeric G protein subunits provides the trigger for Rho-dependent actin stress fiber formation...
G protein-coupled receptor signaling complexity in neuronal tissue: implications for novel therapeuticsStuart Maudsley
Laboratory of Neurosciences, National Institute on Aging Intramural Research Program, Gerontology Research Center, Johns Hopkins Medical Center, Baltimore, MD 21224, USA
Curr Alzheimer Res 4:3-19. 2007..As a more comprehensive understanding of the complexity of GPCR signaling is developed, the rational design of ligands possessing increased specific efficacy and attenuated side effects may become the standard mode of drug development...
Beta-arrestin- and G protein receptor kinase-mediated calcium-sensing receptor desensitizationMin Pi
Department of Internal Medicine, University of Kansas Medical Center, Kansas City, Kansas 66160, USA
Mol Endocrinol 19:1078-87. 2005..We conclude that GRKs and beta-arrestins play key roles in regulating CASR responsiveness in parathyroid glands...
