ID B4DHL2_HUMAN Unreviewed; 372 AA.
AC B4DHL2;
DT 23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT 23-SEP-2008, sequence version 1.
DT 13-SEP-2023, entry version 77.
DE RecName: Full=Gamma-aminobutyric acid receptor subunit alpha-1 {ECO:0000256|ARBA:ARBA00017966};
DE AltName: Full=GABA(A) receptor subunit alpha-1 {ECO:0000256|ARBA:ARBA00033008};
OS Homo sapiens (Human).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae;
OC Homo.
OX NCBI_TaxID=9606 {ECO:0000313|EMBL:BAG58174.1};
RN [1] {ECO:0000313|EMBL:BAG58174.1}
RP NUCLEOTIDE SEQUENCE.
RC TISSUE=Brain {ECO:0000313|EMBL:BAG58174.1};
RA Wakamatsu A., Yamamoto J., Kimura K., Ishii S., Watanabe K., Sugiyama A.,
RA Murakawa K., Kaida T., Tsuchiya K., Fukuzumi Y., Kumagai A., Oishi Y.,
RA Yamamoto S., Ono Y., Komori Y., Yamazaki M., Kisu Y., Nishikawa T.,
RA Sugano S., Nomura N., Isogai T.;
RT "NEDO human cDNA sequencing project focused on splicing variants.";
RL Submitted (OCT-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004651};
CC Multi-pass membrane protein {ECO:0000256|ARBA:ARBA00004651}.
CC Cytoplasmic vesicle membrane {ECO:0000256|ARBA:ARBA00004156}. Membrane
CC {ECO:0000256|ARBA:ARBA00004141}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00004141}. Postsynaptic cell membrane
CC {ECO:0000256|ARBA:ARBA00034104}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00034104}. Synaptic cell membrane
CC {ECO:0000256|ARBA:ARBA00034099}; Multi-pass membrane protein
CC {ECO:0000256|ARBA:ARBA00034099}.
CC -!- SIMILARITY: Belongs to the ligand-gated ion channel (TC 1.A.9) family.
CC Gamma-aminobutyric acid receptor (TC 1.A.9.5) subfamily. GABRA1 sub-
CC subfamily. {ECO:0000256|ARBA:ARBA00005934}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|RuleBase:RU000687}.
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DR EMBL; AK295160; BAG58174.1; -; mRNA.
DR AlphaFoldDB; B4DHL2; -.
DR PeptideAtlas; B4DHL2; -.
DR GO; GO:0034707; C:chloride channel complex; IEA:UniProtKB-KW.
DR GO; GO:0030659; C:cytoplasmic vesicle membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0045211; C:postsynaptic membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005254; F:chloride channel activity; IEA:UniProtKB-KW.
DR GO; GO:0005230; F:extracellular ligand-gated monoatomic ion channel activity; IEA:InterPro.
DR GO; GO:0004890; F:GABA-A receptor activity; IEA:InterPro.
DR GO; GO:0007214; P:gamma-aminobutyric acid signaling pathway; IEA:InterPro.
DR CDD; cd19052; LGIC_TM_GABAAR_alpha; 1.
DR Gene3D; 2.70.170.10; Neurotransmitter-gated ion-channel ligand-binding domain; 1.
DR Gene3D; 1.20.58.390; Neurotransmitter-gated ion-channel transmembrane domain; 1.
DR InterPro; IPR006028; GABAA/Glycine_rcpt.
DR InterPro; IPR001390; GABAAa_rcpt.
DR InterPro; IPR005431; GABBAa1_rcpt.
DR InterPro; IPR047024; Gabra-1-6_TM.
DR InterPro; IPR006202; Neur_chan_lig-bd.
DR InterPro; IPR036734; Neur_chan_lig-bd_sf.
DR InterPro; IPR006201; Neur_channel.
DR InterPro; IPR036719; Neuro-gated_channel_TM_sf.
DR InterPro; IPR038050; Neuro_actylchol_rec.
DR InterPro; IPR006029; Neurotrans-gated_channel_TM.
DR InterPro; IPR018000; Neurotransmitter_ion_chnl_CS.
DR NCBIfam; TIGR00860; LIC; 1.
DR PANTHER; PTHR18945:SF514; GAMMA-AMINOBUTYRIC ACID RECEPTOR SUBUNIT ALPHA-1; 1.
DR PANTHER; PTHR18945; NEUROTRANSMITTER GATED ION CHANNEL; 1.
DR Pfam; PF02931; Neur_chan_LBD; 1.
DR Pfam; PF02932; Neur_chan_memb; 1.
DR PRINTS; PR01079; GABAARALPHA.
DR PRINTS; PR01614; GABAARALPHA1.
DR PRINTS; PR00253; GABAARECEPTR.
DR PRINTS; PR00252; NRIONCHANNEL.
DR SUPFAM; SSF90112; Neurotransmitter-gated ion-channel transmembrane pore; 1.
DR SUPFAM; SSF63712; Nicotinic receptor ligand binding domain-like; 1.
DR PROSITE; PS00236; NEUROTR_ION_CHANNEL; 1.
PE 2: Evidence at transcript level;
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Chloride {ECO:0000256|ARBA:ARBA00023214};
KW Chloride channel {ECO:0000256|ARBA:ARBA00023173};
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW Ion channel {ECO:0000256|ARBA:ARBA00023303, ECO:0000256|RuleBase:RU000687};
KW Ion transport {ECO:0000256|ARBA:ARBA00023065,
KW ECO:0000256|RuleBase:RU000687};
KW Ligand-gated ion channel {ECO:0000256|ARBA:ARBA00023286};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU000687};
KW Postsynaptic cell membrane {ECO:0000256|ARBA:ARBA00023257};
KW Receptor {ECO:0000256|ARBA:ARBA00023170, ECO:0000313|EMBL:BAG58174.1};
KW Signal {ECO:0000256|ARBA:ARBA00022729};
KW Synapse {ECO:0000256|ARBA:ARBA00023018};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU000687};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|RuleBase:RU000687};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|RuleBase:RU000687}.
FT TRANSMEM 166..190
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT TRANSMEM 231..253
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT TRANSMEM 341..358
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT DOMAIN 1..166
FT /note="Neurotransmitter-gated ion-channel ligand-binding"
FT /evidence="ECO:0000259|Pfam:PF02931"
FT DOMAIN 173..257
FT /note="Neurotransmitter-gated ion-channel transmembrane"
FT /evidence="ECO:0000259|Pfam:PF02932"
SQ SEQUENCE 372 AA; 42320 MW; C09AFC8700A4B44B CRC64;
MEYTIDVFFR QSWKDERLKF KGPMTVLRLN NLMASKIWTP DTFFHNGKKS VAHNMTMPNK
LLRITEDGTL LYTMRLTVRA ECPMHLEDFP MDAHACPLKF GSYAYTRAEV VYEWTREPAR
SVVVAEDGSR LNQYDLLGQT VDSGIVQSST GEYVVMTTHF HLKRKIGYFV IQTYLPCIMT
VILSQVSFWL NRESVPARTV FGVTTVLTMT TLSISARNSL PKVAYATAMD WFIAVCYAFV
FSALIEFATV NYFTKRGYAW DGKSVVPKKP KKVKDPLIKK NNTYAPTATS YTPNLARGDP
GLATIAKSAT IEPKEVKPET KPPEPKKTFN SVSKIDRLSR IAFPLLFGIF NLVYWATYLN
REPQLKAPTP HQ
//
