Tyrosine phosphorylation of the Gα-interacting protein GIV promotes activation of phosphoinositide 3-kinase during cell migration.

abstract：:Inositol pyrophosphates are highly energetic inositol polyphosphate molecules present in organisms from slime molds and yeast to mammals. Distinct classes of enzymes generate different forms of inositol pyrophosphates. The biosynthesis of these substances principally involves phosphorylation of inositol hexakisphospha...

journal_title：Science signaling

authors： Chakraborty A,Kim S,Snyder SH

更新日期：2011-08-23 00:00:00

abstract：:Although multiple steroid ligands of the glucocorticoid, mineralocorticoid, and progestin families bind to and regulate the activity of mineralocorticoid receptors (MRs), the responses to these ligands differ across species. To understand how the different domains of MRs contribute to the ligand-induced activation or ...

journal_title：Science signaling

authors： Katsu Y,Oka K,Baker ME

更新日期：2018-07-03 00:00:00

abstract：:Degrons are the elements that are used by E3 ubiquitin ligases to target proteins for degradation. Most degrons are short linear motifs embedded within the sequences of modular proteins. As regulatory sites for protein abundance, they are important for many different cellular processes, such as progression through the...

journal_title：Science signaling

authors： Mészáros B,Kumar M,Gibson TJ,Uyar B,Dosztányi Z

更新日期：2017-03-14 00:00:00

abstract：:Interleukin-10 (IL-10) is an important anti-inflammatory cytokine that is produced primarily by macrophages. We investigated mechanisms by which the timing of IL-10 production was controlled in macrophages and found that cyclin-dependent kinase 5 (CDK5) activity was markedly increased in lipopolysaccharide (LPS)-stimu...

journal_title：Science signaling

authors： Na YR,Jung D,Gu GJ,Jang AR,Suh YH,Seok SH

更新日期：2015-11-24 00:00:00

abstract：:Activation of Ca2+-sensitive, large-conductance potassium (BK) channels in vascular smooth muscle cells (VSMCs) by local, ryanodine receptor-mediated Ca2+ signals (Ca2+ sparks) acts as a brake on pressure-induced (myogenic) vasoconstriction-a fundamental mechanism that regulates blood flow in small resistance arteries...

journal_title：Science signaling

authors： Khavandi K,Baylie RA,Sugden SA,Ahmed M,Csato V,Eaton P,Hill-Eubanks DC,Bonev AD,Nelson MT,Greenstein AS

更新日期：2016-10-11 00:00:00

abstract：:The mTORC1 [mammalian (or mechanistic) target of rapamycin complex 1] inhibitor rapamycin is a potent inhibitor of T and B lymphocyte growth and proliferation. In this issue of Science Signaling, So et al found that the isoform of 4E-BP (4E-BP2) in lymphocytes that regulates messenger RNA translation is more sensitive...

journal_title：Science signaling

authors： Abraham RT

更新日期：2016-05-31 00:00:00

abstract：:MKK4 (mitogen-activated protein kinase kinase 4) is a pivotal upstream activator of c-Jun N-terminal kinase and p38. Here, we report that the abundance of MKK4 increases in senescent human diploid fibroblasts through enhanced translation. We identified four microRNAs (miR-15b, miR-24, miR-25, and miR-141) that target ...

journal_title：Science signaling

authors： Marasa BS,Srikantan S,Masuda K,Abdelmohsen K,Kuwano Y,Yang X,Martindale JL,Rinker-Schaeffer CW,Gorospe M

更新日期：2009-10-27 00:00:00

abstract：:Like phosphorylation, the addition of O-linked beta-N-acetylglucosamine (O-GlcNAcylation) is a ubiquitous, reversible process that modifies serine and threonine residues on nuclear and cytoplasmic proteins. Overexpression of the enzyme that adds O-GlcNAc to target proteins, O-GlcNAc transferase (OGT), perturbs cytokin...

journal_title：Science signaling

authors： Wang Z,Udeshi ND,Slawson C,Compton PD,Sakabe K,Cheung WD,Shabanowitz J,Hunt DF,Hart GW

更新日期：2010-01-12 00:00:00

abstract：:Fgr is a member of the Src family of nonreceptor tyrosine kinases, which are overexpressed and constitutively active in many human cancers. Fgr expression is restricted to myeloid hematopoietic cells and is markedly increased in a subset of bone marrow samples from patients with acute myeloid leukemia (AML). Here, we ...

journal_title：Science signaling

authors： Shen K,Moroco JA,Patel RK,Shi H,Engen JR,Dorman HR,Smithgall TE

更新日期：2018-10-23 00:00:00

abstract：:Ovarian cancer is a complex disease with heterogeneity among the gene expression molecular subtypes (GEMS) between patients. Patients with tumors of a mesenchymal ("Mes") subtype have a poorer prognosis than patients with tumors of an epithelial ("Epi") subtype. We evaluated GEMS of ovarian cancer patients for molecul...

journal_title：Science signaling

authors： Antony J,Tan TZ,Kelly Z,Low J,Choolani M,Recchi C,Gabra H,Thiery JP,Huang RY

更新日期：2016-10-04 00:00:00

abstract：:Understanding the complex dynamics of growth factor signaling requires both mechanistic and kinetic information. Although signaling dynamics have been studied for pathways downstream of receptor tyrosine kinases and G protein (heterotrimeric guanine nucleotide-binding protein)-coupled receptors, they have not been inv...

journal_title：Science signaling

authors： Vizán P,Miller DS,Gori I,Das D,Schmierer B,Hill CS

更新日期：2013-12-10 00:00:00

abstract：:The CXC chemokine CXCL12 mediates the chemoattraction of T cells and enhances the stimulation of T cells through the T cell receptor (TCR). The adaptor SLP-76 [Src homology 2 (SH2) domain-containing leukocyte protein of 76 kD] has two key tyrosine residues, Tyr(113) and Tyr(128), that mediate signaling downstream of t...

journal_title：Science signaling

authors： Smith X,Schneider H,Köhler K,Liu H,Lu Y,Rudd CE

更新日期：2013-07-30 00:00:00

abstract：:Stress is an important contributor to pathological conditions in humans. Hormonal changes that occur during acute and chronic stress situations can affect glucose homeostasis in both healthy people and in those with diabetes. Several studies have reported a negative effect of acute stress on maintenance of blood gluco...

journal_title：Science signaling

authors： Marcovecchio ML,Chiarelli F

更新日期：2012-10-23 00:00:00

abstract：:Slit proteins act as repulsive axon guidance cues by activating receptors of the Roundabout (Robo) family. During early neurogenesis in Drosophila melanogaster, Slit prevents the growth cones of longitudinal tract neurons from inappropriately crossing the midline, thus restricting these cells to trajectories parallel ...

journal_title：Science signaling

authors： Manavalan MA,Jayasinghe VR,Grewal R,Bhat KM

更新日期：2017-06-20 00:00:00

abstract：:The activation of T cells requires the guanine nucleotide exchange factor VAV1. Using mice in which a tag for affinity purification was attached to endogenous VAV1 molecules, we analyzed by quantitative mass spectrometry the signaling complex that assembles around activated VAV1. Fifty VAV1-binding partners were ident...

journal_title：Science signaling

authors： Gaud G,Roncagalli R,Chaoui K,Bernard I,Familiades J,Colacios C,Kassem S,Monsarrat B,Burlet-Schiltz O,de Peredo AG,Malissen B,Saoudi A

更新日期：2018-07-10 00:00:00

abstract：:Vitamin D receptor represses basal autophagy in breast tissue, which is derepressed by vitamin D, slowing cancer progression. ...

journal_title：Science signaling

authors： Mushegian AA

更新日期：2017-03-21 00:00:00

abstract：:Compared with the luminal subtype, the basal-like subtype of breast cancer has an aggressive clinical behavior, but the reasons for this difference between the two subtypes are poorly understood. We identified microRNAs (miRNAs) miR-221 and miR-222 (miR-221/222) as basal-like subtype-specific miRNAs that decrease expr...

journal_title：Science signaling

authors： Stinson S,Lackner MR,Adai AT,Yu N,Kim HJ,O'Brien C,Spoerke J,Jhunjhunwala S,Boyd Z,Januario T,Newman RJ,Yue P,Bourgon R,Modrusan Z,Stern HM,Warming S,de Sauvage FJ,Amler L,Yeh RF,Dornan D

更新日期：2011-08-09 00:00:00

abstract：:The capacity of a rabies virus to promote neuronal survival (a signature of virulence) or death (a marker of attenuation) depends on the cellular partners recruited by the PDZ-binding site (PDZ-BS) of its envelope glycoprotein (G). Neuronal survival requires the selective association of the PDZ-BS of G with the PDZ do...

journal_title：Science signaling

authors： Préhaud C,Wolff N,Terrien E,Lafage M,Mégret F,Babault N,Cordier F,Tan GS,Maitrepierre E,Ménager P,Chopy D,Hoos S,England P,Delepierre M,Schnell MJ,Buc H,Lafon M

更新日期：2010-01-19 00:00:00

abstract：:Cellular proliferation, differentiation, and morphogenesis are shaped by multiple signaling cascades, and their dysregulation plays an integral role in cancer progression. Three cascades that contribute to oncogenic potential are those mediated by Wnt proteins and the receptor Frizzled (FZD), growth factor receptor ty...

journal_title：Science signaling

authors： Aznar N,Ear J,Dunkel Y,Sun N,Satterfield K,He F,Kalogriopoulos NA,Lopez-Sanchez I,Ghassemian M,Sahoo D,Kufareva I,Ghosh P

更新日期：2018-02-27 00:00:00

abstract：:The CLAVATA (CLV) and flagellin (flg) signaling pathways act through peptide ligands and closely related plasma membrane-localized receptor-like kinases (RLKs). The plant peptide CLV3 regulates stem cell homeostasis, whereas the bacterial flg22 peptide elicits defense responses. We applied multiparameter fluorescence ...

journal_title：Science signaling

authors： Somssich M,Ma Q,Weidtkamp-Peters S,Stahl Y,Felekyan S,Bleckmann A,Seidel CA,Simon R

更新日期：2015-08-04 00:00:00

abstract：:Intracellular calcium (Ca2+) signals are of prime importance for cellular function and behavior and are underpinned by a plethora of Ca2+ channels, pumps, transporters, and binding proteins that are regulated in complex ways. A series of biennial meetings, the International Meetings of the European Calcium Society (EC...

journal_title：Science signaling

authors： Parys JB,Guse AH

更新日期：2019-09-17 00:00:00

abstract：:The interplay between calcium ion (Ca(2+)) and cyclic adenosine monophosphate (cAMP) signaling underlies crucial aspects of cell homeostasis. The membrane-bound Ca(2+)-regulated adenylyl cyclases (ACs) are pivotal points of this integration. These enzymes display high selectivity for Ca(2+) entry arising from the acti...

journal_title：Science signaling

authors： Willoughby D,Everett KL,Halls ML,Pacheco J,Skroblin P,Vaca L,Klussmann E,Cooper DM

更新日期：2012-04-10 00:00:00

abstract：:Cellular dedifferentiation, the transition of differentiated somatic cells to pluripotent stem cells, ensures developmental plasticity and contributes to wound healing in plants. Wounding induces cells to form a mass of unorganized pluripotent cells called callus at the wound site. Explanted cells can also form callus...

journal_title：Science signaling

authors： Lee K,Park OS,Seo PJ

更新日期：2017-11-28 00:00:00

abstract：:Precise regulation of nuclear factor κB (NF-κB) signaling is crucial for normal immune responses, and defective NF-κB activity underlies a range of immunodeficiencies. NF-κB is activated through two signaling cascades: the classical and noncanonical pathways. The classical pathway requires inhibitor of κB kinase β (IK...

journal_title：Science signaling

authors： Gray CM,Remouchamps C,McCorkell KA,Solt LA,Dejardin E,Orange JS,May MJ

更新日期：2014-02-04 00:00:00

abstract：:ONC201 (also called TIC10) is a small molecule that inactivates the cell proliferation- and cell survival-promoting kinases Akt and ERK and induces cell death through the proapoptotic protein TRAIL. ONC201 is currently in early-phase clinical testing for various malignancies. We found through gene expression and prote...

journal_title：Science signaling

authors： Kline CL,Van den Heuvel AP,Allen JE,Prabhu VV,Dicker DT,El-Deiry WS

更新日期：2016-02-16 00:00:00

abstract：:New therapeutic approaches for chronic inflammatory diseases such as inflammatory bowel disease, rheumatoid arthritis, and psoriasis are needed because current treatments are often suboptimal in terms of both efficacy and the risks of serious adverse events. Inhibitor of apoptosis proteins (IAPs) are E3 ubiquitin liga...

journal_title：Science signaling

authors： Jensen S,Seidelin JB,LaCasse EC,Nielsen OH

更新日期：2020-02-18 00:00:00

abstract：:The prevalence, presentation, and progression of Alzheimer's disease (AD) differ between men and women, although β-amyloid (Aβ) deposition is a pathological hallmark of AD in both sexes. Aβ-induced activation of the neuronal glutamate receptor mGluR5 is linked to AD progression. However, we found that mGluR5 exhibits ...

journal_title：Science signaling

authors： Abd-Elrahman KS,Albaker A,de Souza JM,Ribeiro FM,Schlossmacher MG,Tiberi M,Hamilton A,Ferguson SSG

更新日期：2020-12-15 00:00:00

abstract：:The organization and renewal capacity of teeth vary greatly among vertebrates. Mammals have only one row of teeth that are renewed at most once, whereas many nonmammalian species have multirowed dentitions and show remarkable capacity to replace their teeth throughout life. Although knowledge on the genetic basis of t...

journal_title：Science signaling

authors： Mikkola ML

更新日期：2009-08-25 00:00:00

abstract：:The extracellular Ca(2+)-sensing receptor (CaSR) plays a nonredundant role in the functions of the parathyroid gland (PTG) and the kidney. Severe hyperparathyroidism, premature death, and incomplete gene excision in Casr(-/-) mice have precluded the assessment of CaSR function in other tissues. We generated mice with ...

journal_title：Science signaling

authors： Chang W,Tu C,Chen TH,Bikle D,Shoback D

更新日期：2008-09-02 00:00:00

abstract：:The prevailing view has been that N-terminally truncated p53 family isoforms (ΔNp53, ΔNp63, and DNp73) predominantly counteract cell cycle arrest and apoptosis. Recent progress in the field extend these well-known functions and place these isoforms in the center of a comprehensive regulatory network controlling major ...

journal_title：Science signaling

authors： Engelmann D,Pützer BM

更新日期：2014-09-30 00:00:00