Creative Biolabs is offering the most comprehensive services for antibody development projects. With strict regulation and effective execution, we are dedicated to providing the most valuable solutions to complete your projects.
HighlightsCreative Biolabs is offering the most comprehensive services for antibody development projects. With strict regulation and effective execution, we are dedicated to providing the most valuable solutions to complete your projects.
HighlightsCreative Biolabs has established a broad range of platforms for developing novel antibodies or equivalents. These cutting-edge technologies enable our scientists to meet your demands from different aspects and tailor the most appropriate solution that contributes to the success of your projects.
HighlightsWith deep understanding in antibody-related realms and extensive project experience, Creative Biolabs offers a variety of references to help you learn more about our capacities and achievements, including infographic, flyer, case study, peer-reviewed publications, and all kinds of knowledge that can assist your projects. You are also welcome to contact us directly for more specific solutions.
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Gamma-aminobutyric acid type A receptor subunit alpha1 (GABRA1), encoded by GABRA1 gene, is a multi-transmembrane functional subunit that constitutes the pentamer GABA-A receptor complex, and is widely expressed on the cell membrane surface of various neurons in the central nervous system. Compared with the soluble cytoplasmic regulatory protein without hydrophobic transmembrane helix, GABRA1 contains four transmembrane segments and has a large extracellular neurotransmitter binding domain. Physiologically, this subunit, as the core structure and ligand sensing component of inhibitory ion channels, can specifically recognize extracellular GABA signals, mediate anion influx, and participate in the regulation of neuronal resting potential and basic inhibitory microenvironment. If the inhibitory channel function of neurons is out of balance, the extracellular GABA neurotransmitter in synaptic cleft will accumulate abnormally, which will induce the disorder of neural signal regulation. The pentamer receptor complex containing GABRA1 can establish a moderate chloride ion permeability threshold, stabilize the resting membrane potential of neurons and maintain the electrophysiological homeostasis of central nervous system. Different neuron subtypes can form functional channels with different anionic conduction dynamics characteristics by differentially assembling GABA-A receptor subunits, so as to adapt to the specific inhibitory signal regulation needs of different nerve tissues.
GABRA1 located in cell membrane can be assembled with other receptor subtypes to form a complete ion channel pore structure, and its extracellular highly conserved ligand binding pocket can recognize GABA molecules with high specificity, effectively avoid non-specific cross-binding reactions, and ensure the accuracy and stability of central inhibitory synaptic signal transmission, which is a key functional subunit to maintain the balance of nerve excitability in the central nervous system.
Sequence variants within the GABRA1 gene alter neurotransmitter binding affinity and pentamer assembly efficiency, which may lead to unbalanced neuronal inhibitory signaling. No other alpha subunit of GABA-A receptors can fully replace GABRA1’s dual capacity for GABA sensing and ion pore structural maintenance. GABRA1 localizes fully embedded within neuronal lipid bilayers, separated from soluble cytoplasmic signaling factors. Altered expression levels of GABRA1 correlate with changes in neuronal excitability, making this subunit a suitable research target for inhibitory neurotransmitter receptor structural analysis. Reduced functional GABRA1 weakens GABA-dependent chloride conductance and elevates spontaneous neuronal firing activity, forming a core research object for neural ion channel studies.
Fig. 1 Structural overview of GABA‑A receptor: cryo‑EM structure of pentameric complex, subunit transmembrane topology and linear domain architecture of single receptor subunit.1
The biological functions of integral membrane GABRA1 GABA-A receptor subunit are focused on neurotransmitter capture and pentameric pore formation:
Creative Biolabs offers purified GABRA1 membrane protein samples produced under unified preparation workflows, including full-length GABRA1 constructs and isolated extracellular domain variants. Truncated fragments cannot support complete receptor assembly or channel activity, while full-length forms are suitable for structural and biochemical studies of the GABRA1 subunit. All batches receive uniform quality screening. Functional assessments of GABA recognition and channel activity require appropriately assembled heteromeric GABA-A receptor complexes in suitable membrane or cellular systems. Consistent structural features of the extracellular domain are retained across batches for comparative interaction testing. Full-length GABRA1 membrane samples retain the overall subunit conformation after standardized purification, supporting structural characterization and protein interaction studies relevant to GABA-A receptor research.
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Creative Biolabs provides cell research models with adjustable GABRA1 expression levels, suitable for structural observation of multi-spanning GABA-A subunits and neurotransmitter interaction research. Sample assessment covers sustained target membrane expression detection and preliminary GABA binding analysis, enabling side-by-side comparison of channel assembly behavior under varying membrane expression abundances. These cell models can be paired with ion recording analysis schemes to track shifts in inhibitory flux efficiency alongside changing target membrane protein levels.
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Anti-GABRA1 recombinant antibodies are generated via standardized protein preparation workflows, compatible with routine laboratory detection techniques for neuronal plasma membrane localization mapping and pentameric receptor complex identification. The antibody series works with common laboratory detection reagents to support multi-dimensional observation of target membrane distribution within neural tissue samples.
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Beyond catalog products, Creative Biolabs offers specialized custom services for GABRA1 research:
GABRA1 may act as integral multi-spanning GABA-A receptor subunit to recognize extracellular GABA and assemble anion-permeable pentameric channels for neural inhibitory signaling.
GABRA1 expression status may alter neuronal chloride conductance capacity, serving as a key mediator of central neural inhibitory homeostasis biological processes.
No, all GABRA1 related products and services are strictly for research use only, and cannot be applied in clinical workflows. All material design and functional screening are optimized exclusively for basic laboratory research, without meeting clinical application criteria.
Offerings include full-length GABRA1 membrane protein, target-specific recombinant antibodies and tunable expression cell research models, supporting research on GABA ligand binding and inhibitory ion flux transduction.
Laboratory analysis schemes may include GABA ligand binding assays to assess neurotransmitter recognition capacity under simulated lipid bilayer environments.
