5-bisphosphate
Intracellular Zinc Activates KCNQ Channels by Reducing their Dependence on Phosphatidylinositol 4,5-bisphosphate
... M-type (Kv7, KCNQ) potassium channels are proteins that control excitability of neurons and muscle cells. Many physiological and pathological mechanisms of excitation operate via the suppression of M channel activity or ...
54
Phosphatidylinositol 4,5 bisphosphate dependent regulation of the output in lobster olfactory receptor neurons
... Phosphoinositides (PIs) are well known to play important and complex roles in the regulation of ion-transporting proteins, ranging from the maintenance of the structural integrity of signaling complexes to the control ...
8
Phosphoinositide 5-Phosphatase Fig4p Is Required for both Acute Rise and Subsequent Fall in Stress-Induced Phosphatidylinositol 3,5-Bisphosphate Levels
... Phosphoinositide lipids regulate complex events via the recruitment of proteins to a specialized region of the membrane at a specific time. Precise control of both the synthesis and turnover of phosphoinositide lipids is ...
9
Ribulose 1 5 bisphosphate carboxylase oxygenase and carbon dioxide fixation in the 'rhodospirillaceae'
... 0.8 M step sucrose gradient on which the RuBP dependent CO^ fixing activity of the 1 ml fractions Is superimposed. A broad peak of enzyme activity was separated from the bulk of of the soluble protein which remained at ...
304
Gag Localization and Virus-Like Particle Release Mediated by the Matrix Domain of Human T-Lymphotropic Virus Type 1 Gag Are Less Dependent on Phosphatidylinositol-(4,5)-Bisphosphate than Those Mediated by the Matrix Domain of HIV-1 Gag
... 5ptaseIV overexpression, in contrast to HIV-1 Gag. (a) Schematic illustrations of HTLV-1 Gag, HIV-1 Gag, and HTMA Gag are shown. The first amino acid, methionine, is included in the numbering of MA residues although the ...
9
Phosphatidylinositol (4,5) bisphosphate: An essential lipid involved in membrane dynamics and nuclear physiology
... PtdIns(4,5)P2-binding sites can be separated into two broad categories, the first and best characterised is comprised of pleckstrin homology (PH) domains and the related phosphotyrosine binding (PTB) domains and the ...
265
Genetics and synthesis of subunits of ribulose 1,5-bisphosphate carboxylase in medicago
... SCOPE OF THIS INVESTIGATION The main structure, affected aim of genetic by this investigation control, environmental and is to analyse the subunit subunit synthesis of RuBPC-ase as facto[r] ...
279
Assembly and Replication of HIV-1 in T Cells with Low Levels of Phosphatidylinositol-(4,5)-Bisphosphate
... The 74LR mutation enhanced an entry or early postentry step, as is evident from increased viral DNA synthesis in T cells (Fig. 8A to C). This effect of the 74LR change may be ac- counted for by one of several mechanisms ...
12
Biochemical and Genetic Evidence for the Presence of Multiple Phosphatidylinositol- and Phosphatidylinositol 4,5-Bisphosphate-Specific Phospholipases C in Tetrahymena
... eukaryotes. Since Tetrahymena PtdIns-PLC is apparently a se- creted activity (Fig. 2D) and since TtBPLC1 (but not BPLC2) codes for an active PLC (see legend in Fig. S2B in the supple- mental material), we searched for ...
11
2'-Carboxy-D-arabitinol 1-phosphate protects ribulose 1,5-bisphosphate carboxylase/oxygenase against proteolytic breakdown
... (Fig. 5), and this inhibition was not alleviated by sulfate treatment (Fig. 5, ...(Fig. 5, RIS), but not after (Fig. 5, RSI) incubation of Rubisco with the stromal extract, and was only ...
8
Inactive enzymatic mutant proteins (phosphoglycerate mutase and enolase) as sugar binders for ribulose-1,5-bisphosphate regeneration reactors
... Paper and thin layer chromatography was performed to demonstrate that the purified mutant proteins lacked any sugar modification capacity. Sugar mixtures in appropri- ate concentration were incubated with Proteins (PGDM ...
8
Properties and synthesis of the ribulose 1 5 bisphosphate carboxylase large subunit binding protein
... In an attempt to find rapid effects of light we have monitored the rate of transcription of small subunit genes in isolated nuclei following the transfer o f dark-grown plants to continu[r] ...
283
Membrane Binding and Subcellular Localization of Retroviral Gag Proteins Are Differentially Regulated by MA Interactions with Phosphatidylinositol (4,5) Bisphosphate and RNA
... reduced 5-fold in cells expressing 5ptaseIV FL relative to that in cells expressing 5ptaseIV ⌬ 1, whereas that of HTLV-1 MA GagLZ was reduced only 2-fold (un- published ...
13
Synthesis of the small subunit of ribulose 1,5 bisphosphate carboxylase
... with 5 0 ^1 wheat-germ supernatant fraction plus 200 i _ l 1 stroma and incubated as described (Section II ...1 5 0 % (w/v) sucrose (with bromophenol blue) and 5 pi 2-mercaptoethano1 (Section II 7B) ...
376
Carbon dioxide fixation by Calvin-Cycle enzymes improves ethanol yield in yeast
... of the galactose-inducible GAL1 promotor. This resulted in high PRK activities (approximately 15 μmol mg protein -1 min -1 ) in cell extracts of S. cerevisiae strain IMU033 taken from carbon-limited chemostat cultures on ...
12
Soluble uric acid increases PDZK1 and ABCG2 expression in human intestinal cell lines via the TLR4 NLRP3 inflammasome and PI3K/Akt signaling pathway
... The aim of this article is to explore the relationship between soluble uric acid and gut excretion as well as the relevant mechanisms. In this study, HT-29 and Caco-2 cells were used as well-established models of human ...
12
Hydrodynamic and Membrane Binding Properties of Purified Rous Sarcoma Virus Gag Protein
... Previously, no retroviral Gag protein has been highly purified in milligram quantities and in a biologically relevant and active form. We have purified Rous sarcoma virus (RSV) Gag protein and in parallel several ...
12
The effects of a variable temperature regime on the physiology of the reef building coral Seriatopora hystrix: results from a laboratory based reciprocal transplant
... To understand the effects of global climate change on reef-building corals, a thorough investigation of their physiological mechanisms of acclimatization is warranted. However, static temperature manipulations may ...
13
THE NATURE OF NUCLEOTIDE SEQUENCE DIVERGENCE BETWEEN BARLEY AND MAIZE CHLOROPLAST DNA
... Comparison between the genes encoding the large subunit of ribulose 1,5-bisphosphate carboxylase (rbcL) from spinach (Sf~inacia oleracea) and maize (Zea mays) (ZURAWS[r] ...
15
Diets involved in PPAR and PI3K/AKT/PTEN pathway may contribute toneuroprotection in a traumatic brain injury
... the major second messenger of the PI3K pathway that mediates receptor tyrosine kinase signaling to the sur- vival kinase AKT. PTEN negatively regulates the activity of PI3K/AKT signaling by converting PIP3 to PIP2 ...
7