Allosteric effects of Mg2+ on the gating of Ca2+-activated K+ channels from mammalian skeletal muscle.

PubWeight™: 2.14‹?› | Rank: Top 2%

🔗 View Article (PMID 2428908)

Published in J Exp Biol on September 01, 1986

Authors

J Golowasch, A Kirkwood, C Miller

Articles citing this

A novel calcium-sensing domain in the BK channel. Biophys J (1997) 3.86

Allosteric gating of a large conductance Ca-activated K+ channel. J Gen Physiol (1997) 3.57

Intrinsic voltage dependence and Ca2+ regulation of mslo large conductance Ca-activated K+ channels. J Gen Physiol (1997) 3.54

Kinetic states and modes of single large-conductance calcium-activated potassium channels in cultured rat skeletal muscle. J Physiol (1988) 3.48

Accounting for the Ca(2+)-dependent kinetics of single large-conductance Ca(2+)-activated K+ channels in rat skeletal muscle. J Physiol (1991) 2.95

Charybdotoxin block of single Ca2+-activated K+ channels. Effects of channel gating, voltage, and ionic strength. J Gen Physiol (1988) 2.87

Gating kinetics of single large-conductance Ca2+-activated K+ channels in high Ca2+ suggest a two-tiered allosteric gating mechanism. J Gen Physiol (1999) 2.35

Allosteric regulation of BK channel gating by Ca(2+) and Mg(2+) through a nonselective, low affinity divalent cation site. J Gen Physiol (2001) 2.24

Elimination of the BK(Ca) channel's high-affinity Ca(2+) sensitivity. J Gen Physiol (2002) 1.98

The effects of magnesium upon adenosine triphosphate-sensitive potassium channels in a rat insulin-secreting cell line. J Physiol (1987) 1.86

Intracellular Mg(2+) enhances the function of BK-type Ca(2+)-activated K(+) channels. J Gen Physiol (2001) 1.82

Kinetic time constants independent of previous single-channel activity suggest Markov gating for a large conductance Ca-activated K channel. J Gen Physiol (1989) 1.81

Molecular mechanisms of BK channel activation. Cell Mol Life Sci (2009) 1.81

Ca2+-binding activity of a COOH-terminal fragment of the Drosophila BK channel involved in Ca2+-dependent activation. Proc Natl Acad Sci U S A (2001) 1.77

Kinetic structure of large-conductance Ca2+-activated K+ channels suggests that the gating includes transitions through intermediate or secondary states. A mechanism for flickers. J Gen Physiol (1998) 1.74

BK channel activation: structural and functional insights. Trends Neurosci (2010) 1.65

Charge screening by internal pH and polyvalent cations as a mechanism for activation, inhibition, and rundown of TRPM7/MIC channels. J Gen Physiol (2005) 1.55

Separation of gating properties from permeation and block in mslo large conductance Ca-activated K+ channels. J Gen Physiol (1997) 1.55

Gating of maxi K+ channels studied by Ca2+ concentration jumps in excised inside-out multi-channel patches (myocytes from guinea pig urinary bladder). J Gen Physiol (1992) 1.52

Elevated subsarcolemmal Ca2+ in mdx mouse skeletal muscle fibers detected with Ca2+-activated K+ channels. Proc Natl Acad Sci U S A (2000) 1.46

Stepwise contribution of each subunit to the cooperative activation of BK channels by Ca2+. Proc Natl Acad Sci U S A (2002) 1.41

Multi-ion occupancy alters gating in high-conductance, Ca(2+)-activated K+ channels. J Gen Physiol (1991) 1.40

Intra- and intersubunit cooperativity in activation of BK channels by Ca2+. J Gen Physiol (2006) 1.39

Participation of the S4 voltage sensor in the Mg2+-dependent activation of large conductance (BK) K+ channels. Proc Natl Acad Sci U S A (2003) 1.23

Calcium-dependent gating of MthK, a prokaryotic potassium channel. J Gen Physiol (2006) 1.17

BK-type calcium-activated potassium channels: coupling of metal ions and voltage sensing. J Physiol (2010) 1.13

Ca2+-activated K+ channels contribute to the resting potential of vascular myocytes. Ca2+-sensitivity is increased by intracellular Mg2+-ions. Pflugers Arch (1989) 1.07

Beta1 subunits facilitate gating of BK channels by acting through the Ca2+, but not the Mg2+, activating mechanisms. Proc Natl Acad Sci U S A (2003) 1.05

Hypothesis for a serine proteinase-like domain at the COOH terminus of Slowpoke calcium-activated potassium channels. J Gen Physiol (1996) 1.03

Intracellular Ca2+ changes and Ca2+-activated K+ channel activation induced by acetylcholine at the endplate of mouse skeletal muscle fibres. J Physiol (1996) 1.02

Fractal models, Markov models, and channel kinetics. Biophys J (1989) 1.01

GTP-dependent regulation of myometrial KCa channels incorporated into lipid bilayers. J Gen Physiol (1990) 0.99

Gating and conductance properties of BK channels are modulated by the S9-S10 tail domain of the alpha subunit. A study of mSlo1 and mSlo3 wild-type and chimeric channels. J Gen Physiol (2001) 0.99

Maxi K+ channels and their relationship to the apical membrane conductance in Necturus gallbladder epithelium. J Gen Physiol (1990) 0.96

Effects of multiple metal binding sites on calcium and magnesium-dependent activation of BK channels. J Gen Physiol (2005) 0.95

Block of large conductance Ca(2+)-activated K+ channels in rabbit vascular myocytes by internal Mg2+ and Na+. J Physiol (1996) 0.94

Cytosolic pH regulates maxi K+ channels in Necturus gall-bladder epithelial cells. J Physiol (1991) 0.93

Regulation of BK channels by auxiliary γ subunits. Front Physiol (2014) 0.92

Ionic Selectivity and Permeation Properties of Human PIEZO1 Channels. PLoS One (2015) 0.91

Barium ions selectively activate BK channels via the Ca2+-bowl site. Proc Natl Acad Sci U S A (2012) 0.90

Both barium and calcium activate neuronal potassium currents. Proc Natl Acad Sci U S A (1987) 0.90

BK channels: multiple sensors, one activation gate. Front Physiol (2015) 0.88

In situ characterization of the Ca2+ sensitivity of large conductance Ca2+-activated K+ channels: implications for their use as near-membrane Ca2+ indicators in smooth muscle cells. Biophys J (1998) 0.88

Cryo-EM structure of the open high-conductance Ca(2+)-activated K(+) channel. Nature (2016) 0.87

Structural basis for gating the high-conductance Ca(2+)-activated K(+) channel. Nature (2016) 0.86

Ba2+ release from soda glass modifies single maxi K+ channel activity in patch clamp experiments. Biophys J (1991) 0.85

Structure and function of multiple Ca2+-binding sites in a K+ channel regulator of K+ conductance (RCK) domain. Proc Natl Acad Sci U S A (2011) 0.84

Kinetic gating mechanisms for BK channels: when complexity leads to simplicity. J Gen Physiol (2001) 0.83

Intracellular ionic consequences of dietary salt loading in essential hypertension. Relation to blood pressure and effects of calcium channel blockade. J Clin Invest (1994) 0.83

Mg(2+) binding to open and closed states can activate BK channels provided that the voltage sensors are elevated. J Gen Physiol (2011) 0.81

Interaction between residues in the Mg2+-binding site regulates BK channel activation. J Gen Physiol (2013) 0.81

Intracellular Mg2+ influences both open and closed times of a native Ca2+-activated BK channel in cultured human renal proximal tubule cells. J Membr Biol (2005) 0.79

Lack of negative slope in I-V plots for BK channels at positive potentials in the absence of intracellular blockers. J Gen Physiol (2013) 0.78

Presynaptic BK channels control transmitter release: physiological relevance and potential therapeutic implications. J Physiol (2016) 0.78

Ca2+ channels from the sea urchin sperm plasma membrane. J Gen Physiol (1990) 0.77

Mg2+-dependent regulation of BK channels: importance of electrostatics. J Gen Physiol (2008) 0.77

Crystal structure of a Ba(2+)-bound gating ring reveals elementary steps in RCK domain activation. Structure (2012) 0.77

Regulation of a voltage-dependent, calcium-activated K conductance by cyclic GMP in dissociated flounder enterocytes. J Comp Physiol B (1993) 0.75

Articles by these authors

(truncated to the top 100)

Consequences of reducing nonresponse in a national telephone survey. Public Opin Q (2000) 7.67

Conduction and selectivity in potassium channels. J Membr Biol (1983) 6.41

BDNF regulates the maturation of inhibition and the critical period of plasticity in mouse visual cortex. Cell (1999) 5.63

Open-state substructure of single chloride channels from Torpedo electroplax. Philos Trans R Soc Lond B Biol Sci (1982) 5.26

Charybdotoxin, a protein inhibitor of single Ca2+-activated K+ channels from mammalian skeletal muscle. Nature (1985) 4.95

An improved technique for multiple organ harvesting. Surg Gynecol Obstet (1987) 4.73

Human p53 gene localized to short arm of chromosome 17. Nature (1986) 4.67

Nonequilibrium gating and voltage dependence of the ClC-0 Cl- channel. J Gen Physiol (1996) 4.24

Rearrangement of the p53 gene in human osteogenic sarcomas. Proc Natl Acad Sci U S A (1987) 4.21

Discrete Ba2+ block as a probe of ion occupancy and pore structure in the high-conductance Ca2+ -activated K+ channel. J Gen Physiol (1988) 4.05

Fertilization-independent seed development in Arabidopsis thaliana. Proc Natl Acad Sci U S A (1997) 3.87

Potassium blocks barium permeation through a calcium-activated potassium channel. J Gen Physiol (1988) 3.82

Single chloride channels from Torpedo electroplax. Activation by protons. J Gen Physiol (1983) 3.76

Emergence of domestically acquired ceftriaxone-resistant Salmonella infections associated with AmpC beta-lactamase. JAMA (2000) 3.64

Mechanism of charybdotoxin block of the high-conductance, Ca2+-activated K+ channel. J Gen Physiol (1988) 3.48

Homodimeric architecture of a ClC-type chloride ion channel. Nature (1996) 3.47

Ribosomal protein genes are overexpressed in colorectal cancer: isolation of a cDNA clone encoding the human S3 ribosomal protein. Mol Cell Biol (1991) 3.45

Single streptomyces lividans K(+) channels: functional asymmetries and sidedness of proton activation. J Gen Physiol (1999) 3.42

Consensus statement on the live organ donor. JAMA (2000) 3.29

Multi-ion conduction and selectivity in the high-conductance Ca++-activated K+ channel from skeletal muscle. Biophys J (1986) 3.24

KcsA: it's a potassium channel. J Gen Physiol (2001) 3.23

Dimeric structure of single chloride channels from Torpedo electroplax. Proc Natl Acad Sci U S A (1984) 3.22

Ionic selectivity, saturation, and block in a K+-selective channel from sarcoplasmic reticulum. J Gen Physiol (1980) 3.16

In situ studies of the primary immune response to (4-hydroxy-3-nitrophenyl)acetyl. III. The kinetics of V region mutation and selection in germinal center B cells. J Exp Med (1993) 3.13

Alpha-CaMKII-dependent plasticity in the cortex is required for permanent memory. Nature (2001) 3.04

Language discrimination by human newborns and by cotton-top tamarin monkeys. Science (2000) 2.89

Charybdotoxin block of single Ca2+-activated K+ channels. Effects of channel gating, voltage, and ionic strength. J Gen Physiol (1988) 2.87

Bis-quaternary ammonium blockers as structural probes of the sarcoplasmic reticulum K+ channel. J Gen Physiol (1982) 2.87

A controlled trial of isoniazid in persons with anergy and human immunodeficiency virus infection who are at high risk for tuberculosis. Terry Beirn Community Programs for Clinical Research on AIDS. N Engl J Med (1997) 2.84

Problems associated with early discharge of newborn infants. Early discharge of newborns and mothers: a critical review of the literature. Pediatrics (1995) 2.82

Steady-state coupling of ion-channel conformations to a transmembrane ion gradient. Science (1990) 2.80

Silver as a probe of pore-forming residues in a potassium channel. Science (1995) 2.78

Mutant potassium channels with altered binding of charybdotoxin, a pore-blocking peptide inhibitor. Science (1989) 2.75

Functional reconstitution of a prokaryotic K+ channel. J Gen Physiol (1998) 2.66

A voltage-gated anion channel from the electric organ of Torpedo californica. J Biol Chem (1979) 2.65

Global structure, robustness, and modulation of neuronal models. J Neurosci (2001) 2.62

Voltage-gated cation conductance channel from fragmented sarcoplasmic reticulum: steady-state electrical properties. J Membr Biol (1978) 2.57

The charybdotoxin receptor of a Shaker K+ channel: peptide and channel residues mediating molecular recognition. Neuron (1994) 2.55

Effects of phospholipid surface charge on ion conduction in the K+ channel of sarcoplasmic reticulum. Biophys J (1984) 2.46

Laboratory and bedside evaluation of portable glucose meters. Am J Clin Pathol (1995) 2.35

Anti-tumor necrosis factor antibody therapy fails to prevent lethality after cecal ligation and puncture or endotoxemia. J Immunol (1992) 2.32

APP processing and synaptic plasticity in presenilin-1 conditional knockout mice. Neuron (2001) 2.31

A voltage-dependent chloride conductance channel from Torpedo electroplax membrane. Ann N Y Acad Sci (1980) 2.26

Batrachotoxin-activated Na+ channels in planar lipid bilayers. Competition of tetrodotoxin block by Na+. J Gen Physiol (1984) 2.26

Epstein-Barr virus nuclear protein 3C modulates transcription through interaction with the sequence-specific DNA-binding protein J kappa. J Virol (1995) 2.25

Role of surface electrostatics in the operation of a high-conductance Ca2+-activated K+ channel. Biochemistry (1989) 2.25

Human immunodeficiency virus infection in disadvantaged adolescents. Findings from the US Job Corps. JAMA (1991) 2.24

Purification, reconstitution, and subunit composition of a voltage-gated chloride channel from Torpedo electroplax. Biochemistry (1994) 2.21

Cardiovascular risk factors associated with lower baseline cognitive performance in HIV-positive persons. Neurology (2010) 2.17

Food service and foods and beverages available at school: results from the School Health Policies and Programs Study 2000. J Sch Health (2001) 2.16

High-level expression, functional reconstitution, and quaternary structure of a prokaryotic ClC-type chloride channel. J Gen Physiol (1999) 2.12

Helical structure and packing orientation of the S2 segment in the Shaker K+ channel. J Gen Physiol (1999) 2.10

Thermodynamic and kinetic studies of the gating behavior of a K+-selective channel from the sarcoplasmic reticulum membrane. J Gen Physiol (1980) 2.06

Critical role of inducible nitric oxide synthase in degeneration of retinal capillaries in mice with streptozotocin-induced diabetes. Diabetologia (2007) 2.06

Oral mucositis and the clinical and economic outcomes of hematopoietic stem-cell transplantation. J Clin Oncol (2001) 2.05

A K+-selective, three-state channel from fragmented sarcoplasmic reticulum of frog leg muscle. J Membr Biol (1981) 2.04

Ca++-induced fusion of fragmented sarcoplasmic reticulum with artificial planar bilayers. J Membr Biol (1976) 2.04

Conduction and block by organic cations in a K+-selective channel from sarcoplasmic reticulum incorporated into planar phospholipid bilayers. J Gen Physiol (1982) 2.00

Mechanism of charybdotoxin block of a voltage-gated K+ channel. Biophys J (1993) 1.99

Rifampin and pyrazinamide vs isoniazid for prevention of tuberculosis in HIV-infected persons: an international randomized trial. Terry Beirn Community Programs for Clinical Research on AIDS, the Adult AIDS Clinical Trials Group, the Pan American Health Organization, and the Centers for Disease Control and Prevention Study Group. JAMA (2000) 1.98

Health service use among low-risk newborns after early discharge with and without nurse home visiting. J Am Board Fam Pract (1997) 1.97

Trapping single ions inside single ion channels. Biophys J (1987) 1.94

Tetrameric stoichiometry of a prokaryotic K+ channel. Biochemistry (1997) 1.94

More on epidural needle wings. Anaesthesia (2006) 1.92

Integrin alpha1beta1 and transforming growth factor-beta1 play distinct roles in alport glomerular pathogenesis and serve as dual targets for metabolic therapy. Am J Pathol (2000) 1.90

Orthotopic liver transplantation for primary sclerosing cholangitis. Ann Surg (1988) 1.89

A decade of CLC chloride channels: structure, mechanism, and many unsettled questions. Annu Rev Biophys Biomol Struct (2000) 1.89

Tethered blockers as molecular 'tape measures' for a voltage-gated K+ channel. Nat Struct Biol (2000) 1.89

Interaction of charybdotoxin with permeant ions inside the pore of a K+ channel. Neuron (1992) 1.87

The lipid-protein interface of a Shaker K(+) channel. J Gen Physiol (2000) 1.85

Voltage-dependent blockade of muscle Na+ channels by guanidinium toxins. J Gen Physiol (1984) 1.84

Communicating health information through the entertainment media. Health Aff (Millwood) (2001) 1.83

LR white resin and improved on-grid immunogold detection of vicilin, a pea seed storage protein. Cell Biol Int Rep (1984) 1.82

Effects of sleep and sleep deprivation on catecholamine and interleukin-2 levels in humans: clinical implications. J Clin Endocrinol Metab (1999) 1.81

Purification of charybdotoxin, a specific inhibitor of the high-conductance Ca2+-activated K+ channel. J Biol Chem (1986) 1.80

A model neuron with activity-dependent conductances regulated by multiple calcium sensors. J Neurosci (1998) 1.79

Isolated-patch recording from liposomes containing functionally reconstituted chloride channels from Torpedo electroplax. Proc Natl Acad Sci U S A (1982) 1.77

Role of rpoS (katF) in oxyR-independent regulation of hydroperoxidase I in Escherichia coli. Mol Microbiol (1994) 1.77

Distribution and activation of the Golgi apparatus in geotropism. Plant Physiol (1972) 1.75

Hepatic artery in liver transplantation. Transplant Proc (1987) 1.73

A large-scale, placebo-controlled, dose-ranging trial of peroral valaciclovir for episodic treatment of recurrent herpes genitalis. Valaciclovir HSV Study Group. Arch Intern Med (1996) 1.73

Construction, safety, and immunogenicity in nonhuman primates of a chimeric yellow fever-dengue virus tetravalent vaccine. J Virol (2001) 1.73

A comparison of eubacterial and archaeal structure-specific 5'-exonucleases. J Biol Chem (1999) 1.72

Intimations of K+ channel structure from a complete functional map of the molecular surface of charybdotoxin. Biochemistry (1994) 1.69

Surviving the sex trade: a comparison of HIV risk behaviours among street-involved women in two Canadian cities who inject drugs. AIDS Care (2003) 1.69

Human papillomaviruses in oral carcinoma and oral potentially malignant disorders: a systematic review. Oral Dis (2011) 1.69

Characterization of cDNA clones for human myeloperoxidase: predicted amino acid sequence and evidence for multiple mRNA species. Nucleic Acids Res (1987) 1.67

Be wary of subsidising nicotine replacement therapy. Tob Control (2002) 1.67

Probes of the conduction process of a voltage-gated Cl- channel from Torpedo electroplax. J Gen Physiol (1981) 1.66

The trithorax group gene moira encodes a brahma-associated putative chromatin-remodeling factor in Drosophila melanogaster. Mol Cell Biol (1999) 1.66

The K+ channel of sarcoplasmic reticulum. A new look at Cs+ block. Biophys J (1985) 1.65

Surveillance of symptoms following MMR vaccine in children. Practitioner (1989) 1.63

A strongly interacting pair of residues on the contact surface of charybdotoxin and a Shaker K+ channel. Neuron (1996) 1.63

Fourier transform infrared spectroscopy reveals a rigid alpha-helical assembly for the tetrameric Streptomyces lividans K+ channel. Proc Natl Acad Sci U S A (1998) 1.62

Mapping function to structure in a channel-blocking peptide: electrostatic mutants of charybdotoxin. Biochemistry (1992) 1.61

Electrostatic binding of proteins to membranes. Theoretical predictions and experimental results with charybdotoxin and phospholipid vesicles. Biophys J (1997) 1.58

Functional modification of a Ca2+-activated K+ channel by trimethyloxonium. Biochemistry (1989) 1.57

Attempts at prophylaxis for murine Pneumocystis carinii pneumonitis. Curr Ther Res Clin Exp (1973) 1.57

Hanging gondola structure of the T1 domain in a voltage-gated K(+) channel. Biochemistry (2000) 1.55

Human apolipoprotein B: partial amino acid sequence. FEBS Lett (1984) 1.54