Synthesized peptide derived from the Internal region of Human HCN2.
Immunogen Species
Homo sapiens (Human)
Conjugate
Non-conjugated
Isotype
IgG
Purification Method
The antibody was affinity-purified from rabbit antiserum by affinity-chromatography using epitope-specific immunogen.
Concentration
It differs from different batches. Please contact us to confirm it.
Buffer
Liquid in PBS containing 50% glycerol, 0.5% BSA and 0.02% sodium azide.
Form
Liquid
Note: We will preferentially ship the format that we have in stock, however, if you have any special requirement for the format, please remark your requirement when placing the order, we will prepare according to your demand.
Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Hyperpolarization-activated ion channel exhibiting weak selectivity for potassium over sodium ions. Contributes to the native pacemaker currents in heart (If) and in neurons (Ih). Can also transport ammonium in the distal nephron. Produces a large instantaneous current. Modulated by intracellular chloride ions and pH; acidic pH shifts the activation to more negative voltages.
Gene References into Functions
beta2-adrenoceptors alone strongly enhanced the activity of HCN2 channels, and co-expression of odorant receptors further diversified the HCN2 channel activity.PMID:29054409
TRIP8b competes with a portion of the cAMP-binding site or distorts the binding site by making interactions with the binding pocket, thus acting predominantly as a competitive antagonist that inhibits the cyclic-nucleotide dependence of HCN channels.PMID:28864772
HCN2 has a role in maturation and processing of the amyloid precursor proteinPMID:28017718
promoter methylation status does not appear to be a major determinant of HCN2 expression in normal and adenoid cystic carcinoma ( ACC )tissues. HCN2 hypomethylation is a biomarker of ACC and may play an important role in the carcinogenesis of ACC.PMID:27212063
Aged patients with sinus rhythm exhibited significantly higher expression levels of HCN2 and HCN4 channel mRNA and protein (P<0.05), but significantly lower expression levels of miR1 and 133, compared with those of adult patients with sinus rhythm.PMID:26005035
Data show that Rab8b-interacting protein TRIP8b does not compete with cyclic AMP for the same binding region of hyperpolarization activated cyclic nucleotide gated potassium channel 2 (HCN2).PMID:25197093
N-glycosylation is not required for HCN2 channels to function.PMID:25423599
Thermal hyperalgesia under chronic inflammatory conditions is mediated by HCN2 channels.PMID:24525276
Novel HCN2 mutation contributes to febrile seizures by shifting the channel's kinetics in a temperature-dependent manner.PMID:24324597
HCN2 polymorphism may play a role in chronic inflammatory periodontitis but not in peri-implantitis.PMID:23907424
LBB-injected HCN2/SkM1 potentially provides a more clinically suitable biological pacemaker strategy than other reported constructs. This superiority is attributable to the more negative AP threshold and injection into the LBBPMID:23395072
HCN2 channels make an important contribution to the maintenance of spontaneous burst activity in embryonic cortical neuron cultures.PMID:22094222
This is the first evidence in humans for a single-point, homozygous loss-of-function mutation in HCN2 potentially associated with generalized epilepsy with recessive inheritance.PMID:22131395
Genetic analysis in 48 Sudden unexpected death in epilepsy cases identified six novel and three previously reported nonsynonymous (amino acid changing) variants in HCN1 , HCN2, HCN3 and HCN4.PMID:21615589
HCN4 activates substantially slower than HCN2 and with a half-maximum activation voltage approximately equal 10 mV less negative, both isoforms activate more positively in myocytes suggesting cell-type specificityPMID:12194012
activation of the fast channel HCN2 is dependent on the S1 segmentPMID:12813043
HCN1 and HCN2 expression were measured using in situ hybridization and immunocytochemistry in hippocampi; the expression of HCN isoforms is dynamically regulated in human as well as in experimental hippocampal epilepsyPMID:12890777
Native I(f) channels in atrial myocardium are heteromeric complexes composed of HCN4 and/or HCN2.PMID:15687126
Mutations of a putative cyclic-nucleotide-binding domain (CNBD) can disrupt the function of the hyperpolarization-activated cyclic-nucleotide-gated channel (HCN2).PMID:15961404
an intact F-actin cytoskeleton is a prerequisite for the swelling-induced HCN2 currentPMID:15980171
With computer modelling, we show that in channels with relatively slow opening kinetics and fast mode-shift transitions, such as HCN2 and HCN4 channels, the mode shift effects are not readily observable, except in the tail kinetics.PMID:16777944
Noise analysis on macroscopic currents revealed fluctuations whose magnitudes were systematically larger than predicted from the actual single channel current size, consistent with cooperativity between single HCN channels.PMID:17043149
Several functional variants were identified including the amino acid substitution R527Q in HCN2 exon 5. HCN2 channels containing the R527Q variant demonstrated a trend towards a decreased slope of the conductance-voltage relation.PMID:17931874
RPTPalpha plays a critical role in HCN channel function via tyrosine dephosphorylationPMID:18768480
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Subcellular Location
Cell membrane; Multi-pass membrane protein.
Protein Families
Potassium channel HCN family
Tissue Specificity
Highly expressed throughout the brain. Detected at low levels in heart.