ID C3Z7F7_BRAFL Unreviewed; 317 AA.
AC C3Z7F7;
DT 28-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 28-JUL-2009, sequence version 1.
DT 27-MAR-2024, entry version 90.
DE RecName: Full=Neurotransmitter-gated ion-channel ligand-binding domain-containing protein {ECO:0008006|Google:ProtNLM};
DE Flags: Fragment;
GN ORFNames=BRAFLDRAFT_200831 {ECO:0000313|EMBL:EEN51753.1};
OS Branchiostoma floridae (Florida lancelet) (Amphioxus).
OC Eukaryota; Metazoa; Chordata; Cephalochordata; Leptocardii; Amphioxiformes;
OC Branchiostomatidae; Branchiostoma.
OX NCBI_TaxID=7739;
RN [1] {ECO:0000313|EMBL:EEN51753.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=S238N-H82 {ECO:0000313|EMBL:EEN51753.1};
RC TISSUE=Testes {ECO:0000313|EMBL:EEN51753.1};
RX PubMed=18563158; DOI=10.1038/nature06967;
RG US DOE Joint Genome Institute (JGI-PGF);
RA Putnam N.H., Butts T., Ferrier D.E.K., Furlong R.F., Hellsten U.,
RA Kawashima T., Robinson-Rechavi M., Shoguchi E., Terry A., Yu J.-K.,
RA Benito-Gutierrez E.L., Dubchak I., Garcia-Fernandez J., Gibson-Brown J.J.,
RA Grigoriev I.V., Horton A.C., de Jong P.J., Jurka J., Kapitonov V.V.,
RA Kohara Y., Kuroki Y., Lindquist E., Lucas S., Osoegawa K., Pennacchio L.A.,
RA Salamov A.A., Satou Y., Sauka-Spengler T., Schmutz J., Shin-I T.,
RA Toyoda A., Bronner-Fraser M., Fujiyama A., Holland L.Z., Holland P.W.H.,
RA Satoh N., Rokhsar D.S.;
RT "The amphioxus genome and the evolution of the chordate karyotype.";
RL Nature 453:1064-1071(2008).
CC -!- FUNCTION: Upon acetylcholine binding, the AChR responds by an extensive
CC change in conformation that affects all subunits and leads to opening
CC of an ion-conducting channel across the plasma membrane.
CC {ECO:0000256|ARBA:ARBA00037634}.
CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000256|ARBA:ARBA00004651};
CC Multi-pass membrane protein {ECO:0000256|ARBA:ARBA00004651}. 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 Acetylcholine receptor (TC 1.A.9.1) subfamily. Alpha-1/CHRNA1 sub-
CC subfamily. {ECO:0000256|ARBA:ARBA00038312}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|RuleBase:RU000687}.
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DR EMBL; GG666590; EEN51753.1; -; Genomic_DNA.
DR RefSeq; XP_002595741.1; XM_002595695.1.
DR AlphaFoldDB; C3Z7F7; -.
DR STRING; 7739.C3Z7F7; -.
DR eggNOG; KOG3646; Eukaryota.
DR InParanoid; C3Z7F7; -.
DR GO; GO:0043005; C:neuron projection; IBA:GO_Central.
DR GO; GO:0045211; C:postsynaptic membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0045202; C:synapse; IBA:GO_Central.
DR GO; GO:0022848; F:acetylcholine-gated monoatomic cation-selective channel activity; IBA:GO_Central.
DR GO; GO:0004888; F:transmembrane signaling receptor activity; IEA:InterPro.
DR CDD; cd18997; LGIC_ECD_nAChR; 1.
DR CDD; cd19051; LGIC_TM_cation; 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; 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 InterPro; IPR002394; Nicotinic_acetylcholine_rcpt.
DR NCBIfam; TIGR00860; LIC; 1.
DR PANTHER; PTHR18945:SF74; ACETYLCHOLINE RECEPTOR SUBUNIT ALPHA; 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; PR00254; NICOTINICR.
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 3: Inferred from homology;
KW Cell membrane {ECO:0000256|ARBA:ARBA00022475};
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
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};
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 206..225
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT TRANSMEM 237..255
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT TRANSMEM 271..294
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU000687"
FT DOMAIN 3..204
FT /note="Neurotransmitter-gated ion-channel ligand-binding"
FT /evidence="ECO:0000259|Pfam:PF02931"
FT DOMAIN 213..316
FT /note="Neurotransmitter-gated ion-channel transmembrane"
FT /evidence="ECO:0000259|Pfam:PF02932"
FT NON_TER 1
FT /evidence="ECO:0000313|EMBL:EEN51753.1"
FT NON_TER 317
FT /evidence="ECO:0000313|EMBL:EEN51753.1"
SQ SEQUENCE 317 AA; 35793 MW; DC6BF48D7F55FD67 CRC64;
LKTSLLANYD KSSRPVKEAS TAVNVDFDIS LRQIIDLAEK EQAFRMNIWL RLYWDDEYLT
WNASEHGGID SLTIRSSDVW RPDIFLYNNI AENYGAIGTV TDLTVTNAGR VTFLLPAIFT
SACPVDITRF PFDKQDCVLE FGSWIYTGNL LNISLVKSSA DLSMYTQSEE FVLKGAPLER
KVAVYSCCPD PYVSILFTMQ LERRSFFYIF NMVLPCIILM ILNVFGFYIP PDSGEKLGFF
ITILLALVVF LQVLSDSLPA TSTTTPQLGQ FFASTIALVG FSCLASIVVI RLSYSSPPSR
PLPRWLRLIL LRYLARL
//