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1 Kv channel alpha-subunits were fused with GFP variants,
2 Kv channel-interacting proteins (KChIPs) and neuronal ca
3 Kv channel-interacting proteins (KChIPs) are auxiliary s
4 Kv channels consist of pore-forming alpha- and auxiliary
5 Kv channels detect changes in the membrane potential via
6 d the crystal structure of paddle chimera, a Kv channel in complex with charybdotoxin (CTX), a pore-b
9 e its KCNE relatives, MPS-4 assembles with a Kv channel, EXP-2, to form a complex that controls phary
10 st be well controlled, little is known about Kv channel delivery and retrieval on the cell surface.
11 to UV irradiation is initiated by activating Kv channels in the cell membrane, and the later event is
12 This mechanically induced shift could allow Kv channels and perhaps other voltage-dependent ion chan
16 e-gated potassium channel alpha subunits and Kv channel-interacting protein (KChIP) and dipeptidyl am
17 nt to substantial differences between BK and Kv channels in the structure and function of the S6-line
18 mental structural differences between BK and Kv channels in their inner pore region, which likely und
19 structural elements within TRP channels and Kv channels are not sufficiently related to allow for th
31 ase of JNK, resulting in suppression of both Kv channel-involved and DNA damage-induced p53 activatio
32 KCNQ1/KCNE1 complex, a task made possible by Kv channel crystal structures (templates for KCNQ1 homol
33 re their functional effects on human cardiac Kv channel alpha subunits expressed in Xenopus laevis oo
36 ins inhibit voltage-dependent K(+) channels (Kv channels) by plugging the ion-conduction pathway.
37 ltage-dependent potassium ion (K+) channels (Kv channels) conduct K+ ions across the cell membrane in
39 ges in voltage-dependent potassium channels (Kv channels) associate to proliferation in many cell typ
41 of the G(V) curves of wild-type and chimeric Kv channels expressed in Xenopus oocytes, using the volt
42 emical, and biophysical analyses of chimeric Kv channels show that the Kv2.1 cytoplasmic C-terminal d
43 ies of the native I(Kv) with those of cloned Kv channel currents suggest that I(Kv1) and I(KvR) are l
45 0.54 mm and PAC, a disubstituted cyclohexyl Kv channel inhibitor, inhibited with an IC50 = 0.57 micr
48 is tuned by the local influence of distinct Kv channel types, and this organization enhances the fun
53 in the pore of Deg/ENaC channels as it does Kv channels, suggesting a similar mechanism of inhibitio
56 racellular surface of the channel that endow Kv channels with a mechanism to time the entry into slow
59 sensors are required to produce a functional Kv channel by investigating heterotetramers comprising c
60 the closed state of the Shaw2 voltage-gated (Kv) channel (K-Shaw2) by directly interacting with a dis
61 results validate the modular design of human Kv channels and highlight the PM as a high-fidelity targ
62 roglia function, prompting us to hypothesize Kv channels may also be involved in microglia-mediated n
65 is for expression-level-dependent changes in Kv channel gating observed in heterologous expression st
66 ls from sham and CHF rabbits; (3) changes in Kv channel protein expression (Kv3.4 versus Kv4.3) in th
69 Hanatoxin with the voltage-sensor paddle in Kv channels and show that the toxin binds tightly even a
72 stigate mechanisms of UV irradiation-induced Kv channel activity involving p53 activation in parallel
74 Hanatoxin is a tarantula toxin that inhibits Kv channels by binding to voltage-sensor paddles, crucia
75 ge needed to open different voltage-gated K (Kv) channels differs by up to 50 mV from each other.
76 ) are widely used as voltage-activated K(+) (Kv) channel blockers and can improve neuromuscular funct
77 chanism by which the voltage-dependent K(+) (Kv) channel Kv2.1 (KCNB1) facilitates depolarization-ind
78 her than observed in voltage-dependent K(+) (Kv) channel structures, requiring that the proline betwe
83 nct modifications in the voltage-gated K(+) (Kv) channel Kv2.1 in response to short- and long-term SD
84 demonstrating a role for voltage-gated K(+) (Kv) channel pore-forming (alpha) subunits of the Kv4 sub
85 sorless pore module of a voltage-gated K(+) (Kv) channel showed that lipids occupy a crevice between
86 1 recognition domains of voltage-gated K(+) (Kv) channel subunits form tetramers and acquire tertiary
87 y of five KCTD5 and four voltage-gated K(+) (Kv) channel subunits; four amino acid differences appear
90 ical recordings that voltage-dependent K(+) (Kv) channels exhibit exquisite sensitivity to small (phy
94 omeric complexes between voltage-gated K(+) (Kv) channels and accessory (beta) subunits is a widespre
99 dly inactivating, A-type voltage-gated K(+) (Kv) channels expressed in hippocampal CA1 pyramidal dend
100 discrete arrangement of voltage-gated K(+) (Kv) channels in axons may impart functional advantages i
102 nesin I transports Kv3.1 voltage-gated K(+) (Kv) channels through the axon initial segment (AIS) via
103 ls structurally resemble voltage-gated K(+) (Kv) channels, their structure-function correlation is mu
104 activating A-type (I(A)) voltage-gated K(+) (Kv) channels, which are also active at subthreshold memb
109 ve demonstrated a role for voltage-gated K+ (Kv) channel alpha subunits of the Kv4 subfamily in the g
110 y test the hypothesis that voltage-gated K+ (Kv) channel pore-forming (alpha) subunits of the Kv4 sub
111 he gating mechanism of voltage-activated K+ (Kv) channels is how five positively charged voltage-sens
112 osing of voltage-activated Na+, Ca2+ and K+ (Kv) channels underlies electrical and chemical signallin
117 N-type inactivation in voltage-gated K+ (Kv) channels is a widespread means to modulate neuronal
118 ivity of Ca2+-independent, voltage-gated K+ (Kv) channels to hypoxia in CB glomus cells from CHF rabb
119 of calcium-binding proteins, termed KChIPs (Kv channel interacting proteins), that bind to the cytop
120 iological results show that Kv3.4, the major Kv channel in the axonal growth cones of embryonic dorsa
121 ermined the atomic structures of a mammalian Kv channel Kv1.2 and a mutant of Kv1.2 named the 'paddle
122 resolution of 2.9 angstroms, of a mammalian Kv channel, Kv1.2, which is a member of the Shaker K+ ch
124 ast produce 'normally functioning' mammalian Kv channels with qualitatively similar features to the S
127 eir action on three representative mammalian Kv channels (Kv2.1, Kv3.4, and Kv4.2) expressed in Xenop
130 ly distinct types of Kv4 channel modulators, Kv channel-interacting proteins (KChIPs) and dipeptidyl-
131 arized VSD conformation, a hallmark for most Kv channels, requires large side chains at positions F29
132 II (Ang II) regulates arterial smooth muscle Kv channel function via calcineurin-dependent activation
135 owever, while crotamine localized to occlude Kv channels in eukaryotic but not prokaryotic cells, hBD
136 n widely used to investigate many aspects of Kv channel biochemistry, biophysics, and structure.
137 These DABCO salts represent a new class of Kv channel blockers, some with higher potencies than any
138 the interface is discussed in the context of Kv channel gating models and provides support for a mode
140 ed structures of the N-terminal T1 domain of Kv channel alpha subunits that mediates contranslational
141 Alternative splicing and RNA editing of Kv channel genes diversify the channel property and expr
142 criptionally controls rhythmic expression of Kv channel-interacting protein 2 (KChIP2), a critical su
143 eme is activity-dependent phosphorylation of Kv channel activity and suggests that intracellular sign
144 at DABCO compounds hold promise as probes of Kv channel structure and identity and as potential thera
146 ng apoptosis, we reasoned that repression of Kv channel genes might have a role in cancer cell surviv
150 llular compartments and local translation of Kv channel mRNA in neuronal processes diversify axonal a
151 cells and suggest that more than one type of Kv channel may be involved in the regulation of glucose-
153 VS-1 is the first example of a novel type of Kv channel simultaneously possessing an N-inactivating b
154 The results suggest caution in the use of Kv channel structures as templates for BK homology model
156 e in the cell membrane through activation of Kv channels to activate the JNK signaling pathway and p5
157 he novel sevoflurane-dependent activation of Kv channels, which helps explain how closely related inh
160 stsynaptic factors influencing expression of Kv channels were explored using organotypic cultures of
166 ns of mice, the composition and influence of Kv channels populating the axon is diverse and depends o
167 pothesis, we investigated the involvement of Kv channels in the response of microglia to HIV-1 Tat pr
171 AT1R signalling increases the sensitivity of Kv channels to hypoxia in CB glomus cells from CHF rabbi
174 e evidence of at least two distinct types of Kv channels in human pancreatic beta-cells and suggest t
175 te the functional properties of a variety of Kv channels and that, when defective, can cause congenit
177 phen) in predicting the disease potential of Kv-channel variants, according to all tested metrics (ac
180 induced two kinetically distinct effects on Kv channels: an increase in voltage sensitivity and a co
183 are readily transferrable onto an orthologue Kv channel by transplanting the voltage-sensor's S3-S4 l
184 he generalization of this mechanism to other Kv channel subfamilies has remained uncertain and contro
186 m Listeria monocytogenes, differs from other Kv channels in that its voltage sensor contains only thr
187 nding residues are highly conserved in other Kv channels, explaining our finding that AVE0118 also bl
192 approach is likely also applicable to other Kv channels and thus of value for the additional charact
194 1 shares several general features with other Kv channels but also displays a fascinating flexibility
195 hylation of the voltage-dependent potassium (Kv) channel subunit Kcna2 promoter region and rescues Kc
196 radiation induces a voltage-gated potassium (Kv) channel activation and subsequently activates JNK si
197 at co-assemble with voltage-gated potassium (Kv) channel alpha subunits to alter their function.
199 script for KCNE4, a voltage-gated potassium (Kv) channel beta subunit associated with human atrial fi
201 ever, we noted that voltage-gated potassium (Kv) channel genes are also targets of PcG regulation in
202 enopus spinal cord, voltage-gated potassium (Kv) channel genes display different expression patterns,
209 pin ("paddle") of a voltage-gated potassium (Kv) channel, a critical region of the Kv voltage sensor,
210 ructures of KvAP, a voltage-gated potassium (Kv) channel, provide the first high-resolution experimen
214 that the homologous voltage-gated potassium (Kv) channels also exhibit high temperature sensitivity c
215 axons, Kv1 (Shaker) voltage-gated potassium (Kv) channels are clustered in the juxtaparanodal regions
216 ning and closing of voltage-gated potassium (Kv) channels are controlled by several conserved Arg res
220 dence indicates the voltage-gated potassium (Kv) channels are involved in the regulation of microglia
221 he beta-subunits of voltage-gated potassium (Kv) channels are members of the aldo-keto reductase (AKR
224 rphisms (nsSNPs) in voltage-gated potassium (Kv) channels cause diseases with potentially fatal conse
227 rrents generated by voltage-gated potassium (Kv) channels comprising alpha-subunits from the Kv1, 2,
228 The pore domain of voltage-gated potassium (Kv) channels consists of transmembrane helices S5 and S6
234 s to produce native voltage-gated potassium (Kv) channels like cardiac I(to) and neuronal I(A) subtyp
237 or of Shaker family voltage-gated potassium (Kv) channels subjected to repetitive stimuli, with a par
238 rough modulation of voltage-gated potassium (Kv) channels that regulate temporal firing patterns.
239 targeting of Kv3.1 voltage-gated potassium (Kv) channels to adjust the input-output relationship.
240 g domains (VSDs) of voltage-gated potassium (Kv) channels undergo a series of conformational changes
242 cally by inhibiting voltage-gated potassium (Kv) channels, leading to enhanced release of acetylcholi
245 e open and the closed state of a prokaryotic Kv channel (KvAP) in a lipid environment using Lanthanid
246 ubunits and two types of accessory proteins, Kv channel interacting proteins (KChIPs) and the dipepti
248 ge-sensing L-type Cav channel and rectifying Kv channel predicted from skate (cartilaginous fish) amp
249 and accumulation in regions of up-regulated Kv channels both in vitro and in vivo demonstrate that H
250 However, the molecular mechanisms regulating Kv channel function in smooth muscle remain unclear.
251 alpha-subunits, and only members of the same Kv channel subfamily may co-assemble to form heterotetra
252 mbrane stretch suppresses an XE991-sensitive Kv channel current in patch-clamped vascular smooth musc
254 In contrast, bTBuA blockade of a Shaker Kv channel that undergoes open-state P/C-type inactivati
255 imilar to the well-studied eukaryotic Shaker Kv channel: conformational changes occur within four vol
257 undamental question, we expressed the Shaker Kv channel at high levels and then measured macroscopic
258 s of gating and ionic currents of the Shaker Kv channel expressed in Xenopus oocytes that F184 not on
259 n the absence of the pore domain, the Shaker Kv channel was truncated after the fourth transmembrane
261 nts from gating pore mutations in the Shaker Kv channel, we identified statistically highly significa
264 tion of the VS kinetics in Nav versus Shaker Kv channels is produced by the hydrophilicity of two "sp
269 in the generation of a variety of tetrameric Kv channels that exhibit distinct biophysical and bioche
275 to determine the molecular identities of the Kv channel alpha-subunits that generate I(A) in cortical
279 residues of the extracellular linkers of the Kv channels, which electrostatically affect the charged
281 aled that the transcripts encoding all three Kv channel alpha subunits, Kv1.4, Kv4.2, and Kv4.3, are
283 survey different experimental approaches to Kv channels and map these findings to KvAP, showing that
287 1-4 are integral components of native A-type Kv channel complexes and are likely to play a major role
292 his may allow MPS-1 to assemble with various Kv channels, presumably modifying the electrical propert
293 or the differential activation of Nav versus Kv channels, a fundamental prerequisite for the genesis
295 s well understood, but it is unclear whether Kv channels control axon outgrowth by regulating Ca(2+)
296 uses a shift in the voltage range over which Kv channels open as well as an increase in the maximum o
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