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(-) Description

Title :  STRUCTURE OF ACETYLCHOLINE RECEPTOR PORE FROM ELECTRON IMAGES
 
Authors :  A. Miyazawa, Y. Fujiyoshi, N. Unwin
Date :  24 Mar 03  (Deposition) - 26 Jun 03  (Release) - 24 Feb 09  (Revision)
Method :  ELECTRON MICROSCOPY
Resolution :  4.00
Chains :  Asym. Unit :  A,B,C,D,E
Keywords :  Ion Channel/Receptor, Ion Channel, Tubular Crystal, Acetylcholine Receptor, Transmembrane (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  A. Miyazawa, Y. Fujiyoshi, N. Unwin
Structure And Gating Mechanism Of The Acetylcholine Receptor Pore.
Nature V. 423 949 2003
PubMed-ID: 12827192  |  Reference-DOI: 10.1038/NATURE01748
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - ACETYLCHOLINE RECEPTOR PROTEIN, ALPHA CHAIN
    ChainsA, D
    FragmentMEMBRANE-SPANNING DOMAIN, RESIDUES 235-461
    OrganELECTRIC ORGAN
    Organism CommonMARBLED ELECTRIC RAY
    Organism ScientificTORPEDO MARMORATA
    Organism Taxid7788
    SynonymNICOTINIC ACETYLCHOLINE RECEPTOR
    TissueDERIVED FROM MUSCLE
 
Molecule 2 - ACETYLCHOLINE RECEPTOR PROTEIN, BETA CHAIN
    ChainsB
    FragmentMEMBRANE-SPANNING DOMAIN, RESIDUES 241-490
    OrganELECTRIC ORGAN
    Organism CommonMARBLED ELECTRIC RAY
    Organism ScientificTORPEDO MARMORATA
    Organism Taxid7788
    SynonymNICOTINIC ACETYLCHOLINE RECEPTOR
    TissueDERIVED FROM MUSCLE
 
Molecule 3 - ACETYLCHOLINE RECEPTOR PROTEIN, DELTA CHAIN
    ChainsC
    FragmentMEMBRANE-SPANNING DOMAIN, RESIDUES 246-505
    OrganELECTRIC ORGAN
    Organism CommonMARBLED ELECTRIC RAY
    Organism ScientificTORPEDO MARMORATA
    Organism Taxid7788
    SynonymNICOTINIC ACETYLCHOLINE RECEPTOR
    TissueDERIVED FROM MUSCLE
 
Molecule 4 - ACETYLCHOLINE RECEPTOR PROTEIN, GAMMA CHAIN
    ChainsE
    FragmentMEMBRANE-SPANNING DOMAIN, RESIDUES 236-495
    OrganELECTRIC ORGAN
    Organism CommonMARBLED ELECTRIC RAY
    Organism ScientificTORPEDO MARMORATA
    Organism Taxid7788
    SynonymNICOTINIC ACETYLCHOLINE RECEPTOR
    TissueDERIVED FROM MUSCLE

 Structural Features

(-) Chains, Units

  
Asymmetric Unit 

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 1OED)

(-) Sites  (0, 0)

(no "Site" information available for 1OED)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1OED)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1OED)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1OED)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1OED)

(-) Exons   (0, 0)

(no "Exon" information available for 1OED)

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:127
 aligned with ACHA_TETCF | P02710 from UniProtKB/Swiss-Prot  Length:461

    Alignment length:227
                                   244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       
           ACHA_TETCF   235 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRSPSTHTMPQWVRKIFIDTIPNVMFFSTMKRASKEKQENKIFADDIDISDISGKQVTGEVIFQTPLIKNPDVKSAIEGVKYIAEHMKSDEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 461
               SCOP domains d1oeda_ A: Acetylcholine receptor protein, alpha chain                                                                                                                                                                              SCOP domains
               CATH domains 1oedA00 A:211-437 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                    CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh----------------------------------------------------------------------------------------------------.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed A 211 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRS----------------------------------------------------------------------------------------------------AMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 437
                                   220       230       240       250       260       270       280       290       300 |       -         -         -         -         -         -         -         -         -         -  |    410       420       430       
                                                                                                                     302                                                                                                  403                                  

Chain A from PDB  Type:PROTEIN  Length:127
 aligned with ACHA_TORMA | P02711 from UniProtKB/Swiss-Prot  Length:461

    Alignment length:227
                                   244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       
           ACHA_TORMA   235 PLYFVVNVIIPCLLFSFLTVLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIVTVVVINTHHRSPSTHTMPQWVRKIFINTIPNVMFFSTMKRASKEKQENKIFADDIDISDISGKQVTGEVIFQTPLIKNPDVKSAIEGVKYIAEHMKSDEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 461
               SCOP domains d1oeda_ A: Acetylcholine receptor protein, alpha chain                                                                                                                                                                              SCOP domains
               CATH domains 1oedA00 A:211-437 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                    CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh----------------------------------------------------------------------------------------------------.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed A 211 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRS----------------------------------------------------------------------------------------------------AMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 437
                                   220       230       240       250       260       270       280       290       300 |       -         -         -         -         -         -         -         -         -         -  |    410       420       430       
                                                                                                                     302                                                                                                  403                                  

Chain B from PDB  Type:PROTEIN  Length:127
 aligned with ACHB_TETCF | P02712 from UniProtKB/Swiss-Prot  Length:493

    Alignment length:250
                                   250       260       270       280       290       300       310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490
           ACHB_TETCF   241 PLFYIVYTIIPCILISILAILVFYLPPDAGEKMSLSISALLAVTVFLLLLADKVPETSLSVPIIIRYLMFIMILVAFSVILSVVVLNLHHRSPNTHTMPNWIRQIFIETLPPFLWIQRPVTTPSPDSKPTIISRANDEYFIRKPAGDFVCPVDNARVAVQPERLFSEMKWHLNGLTQPVTLPQDLKEAVEAIKYIAEQLESASEFDDLKKDWQYVAMVADRLFLYVFFVICSIGTFSIFLDASHNVPPDN 490
               SCOP domains d1oedb_ B: Acetylcholine receptor protein, beta chain                                                                                                                                                                                                      SCOP domains
               CATH domains 1oedB00 B:217-466 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                                           CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhhhhhhhh.---------------------------------------------------------------------------------------------------------------------------hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed B 217 PLFYIVYTIIPCILISILAILVFYLPPDAGEKMSLSISALLAVTVFLLLLADKVPETSLSVPIIIRYLMFIMILVAFSVILSVVVLNLHHRS---------------------------------------------------------------------------------------------------------------------------AMVADRLFLYVFFVICSIGTFSIFLDASHNVPPDN 466
                                   226       236       246       256       266       276       286       296       306 |       -         -         -         -         -         -         -         -         -         -         -         -     | 436       446       456       466
                                                                                                                     308                                                                                                                         432                                  

Chain C from PDB  Type:PROTEIN  Length:127
 aligned with ACHD_TETCF | P02718 from UniProtKB/Swiss-Prot  Length:522

    Alignment length:260
                                   255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495       505
           ACHD_TETCF   246 PLFYVINFITPCVLISFLASLAFYLPAESGEKMSTAISVLLAQAVFLLLTSQRLPETALAVPLIGKYLMFIMSLVTGVIVNCGIVLNFHFRTPSTHVLSTRVKQIFLEKLPRILHMSRADESEQPDWQNDLKLRRSSSVGYISKAQEYFNIKSRSELMFEKQSERHGLVPRVTPRIGFGNNNENIAASDQLHDEIKSGIDSTNYIVKQIKEKNAYDEEVGNWNLVGQTIDRLSMFIITPVMVLGTIFIFVMGNFNHPPAK 505
               SCOP domains d1oedc_ C: Acetylcholine receptor protein, delta chain                                                                                                                                                                                                               SCOP domains
               CATH domains 1oedC00 C:225-484 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                                                     CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh-------------------------------------------------------------------------------------------------------------------------------------..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed C 225 PLFYVINFITPCVLISFLASLAFYLPAESGEKMSTAISVLLAQAVFLLLTSQRLPETALAVPLIGKYLMFIMSLVTGVIVNCGIVLNFHFRT-------------------------------------------------------------------------------------------------------------------------------------GQTIDRLSMFIITPVMVLGTIFIFVMGNFNHPPAK 484
                                   234       244       254       264       274       284       294       304       314 |       -         -         -         -         -         -         -         -         -         -         -         -         -     | 454       464       474       484
                                                                                                                     316                                                                                                                                   450                                  

Chain D from PDB  Type:PROTEIN  Length:127
 aligned with ACHA_TETCF | P02710 from UniProtKB/Swiss-Prot  Length:461

    Alignment length:227
                                   244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       
           ACHA_TETCF   235 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRSPSTHTMPQWVRKIFIDTIPNVMFFSTMKRASKEKQENKIFADDIDISDISGKQVTGEVIFQTPLIKNPDVKSAIEGVKYIAEHMKSDEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 461
               SCOP domains d1oedd_ D: Acetylcholine receptor protein, alpha chain                                                                                                                                                                              SCOP domains
               CATH domains 1oedD00 D:211-437 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                    CATH domains
           Pfam domains (1) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD01  ----------- Pfam domains (1)
           Pfam domains (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD02  ----------- Pfam domains (2)
           Pfam domains (3) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD03  ----------- Pfam domains (3)
           Pfam domains (4) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD04  ----------- Pfam domains (4)
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh----------------------------------------------------------------------------------------------------.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed D 211 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRS----------------------------------------------------------------------------------------------------AMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 437
                                   220       230       240       250       260       270       280       290       300 |       -         -         -         -         -         -         -         -         -         -  |    410       420       430       
                                                                                                                     302                                                                                                  403                                  

Chain D from PDB  Type:PROTEIN  Length:127
 aligned with ACHA_TORMA | P02711 from UniProtKB/Swiss-Prot  Length:461

    Alignment length:227
                                   244       254       264       274       284       294       304       314       324       334       344       354       364       374       384       394       404       414       424       434       444       454       
           ACHA_TORMA   235 PLYFVVNVIIPCLLFSFLTVLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIVTVVVINTHHRSPSTHTMPQWVRKIFINTIPNVMFFSTMKRASKEKQENKIFADDIDISDISGKQVTGEVIFQTPLIKNPDVKSAIEGVKYIAEHMKSDEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 461
               SCOP domains d1oedd_ D: Acetylcholine receptor protein, alpha chain                                                                                                                                                                              SCOP domains
               CATH domains 1oedD00 D:211-437 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                    CATH domains
           Pfam domains (1) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD01  ----------- Pfam domains (1)
           Pfam domains (2) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD02  ----------- Pfam domains (2)
           Pfam domains (3) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD03  ----------- Pfam domains (3)
           Pfam domains (4) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Neur_chan_memb-1oedD04  ----------- Pfam domains (4)
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhh----------------------------------------------------------------------------------------------------.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed D 211 PLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVLLSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHHRS----------------------------------------------------------------------------------------------------AMVIDHILLCVFMLICIIGTVSVFAGRLIELSQEG 437
                                   220       230       240       250       260       270       280       290       300 |       -         -         -         -         -         -         -         -         -         -  |    410       420       430       
                                                                                                                     302                                                                                                  403                                  

Chain E from PDB  Type:PROTEIN  Length:128
 aligned with ACHG_TETCF | P02714 from UniProtKB/Swiss-Prot  Length:506

    Alignment length:260
                                   245       255       265       275       285       295       305       315       325       335       345       355       365       375       385       395       405       415       425       435       445       455       465       475       485       495
           ACHG_TETCF   236 PLFYIINIIAPCVLISSLVVLVYFLPAQAGGQKCTLSISVLLAQTIFLFLIAQKVPETSLNVPLIGKYLIFVMFVSMLIVMNCVIVLNVSLRTPNTHSLSEKIKHLFLGFLPKYLGMQLEPSEETPEKPQPRRRSSFGIMIKAEEYILKKPRSELMFEEQKDRHGLKRVNKMTSDIDIGTTVDLYKDLANFAPEIKSCVEACNFIAKSTKEQNDSGSENENWVLIGKVIDKACFWIALLLFSIGTLAIFLTGHFNQVPEF 495
               SCOP domains d1oede_ E: Acetylcholine receptor protein, gamma chain                                                                                                                                                                                                               SCOP domains
               CATH domains 1oedE00 E:219-478 Neurotransmitter-gated ion-channel transmembrane pore, Chain B                                                                                                                                                                                     CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhh------------------------------------------------------------------------------------------------------------------------------------.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1oed E 219 PLFYIINIIAPCVLISSLVVLVYFLPAQAGGQKCTLSISVLLAQTIFLFLIAQKVPETSLNVPLIGKYLIFVMFVSMLIVMNCVIVLNVSLRT------------------------------------------------------------------------------------------------------------------------------------GKVIDKACFWIALLLFSIGTLAIFLTGHFNQVPEF 478
                                   228       238       248       258       268       278       288       298       308  |      -         -         -         -         -         -         -         -         -         -         -         -         -     | 448       458       468       478
                                                                                                                      311                                                                                                                                  444                                  

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (4, 5)

Asymmetric Unit

(-) CATH Domains  (1, 5)

Asymmetric Unit

(-) Pfam Domains  (1, 4)

Asymmetric Unit

(-) Gene Ontology  (12, 60)

Asymmetric Unit(hide GO term definitions)
Chain A,D   (ACHA_TETCF | P02710)
molecular function
    GO:0005230    extracellular ligand-gated ion channel activity    Enables the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts.
    GO:0005216    ion channel activity    Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size).
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0034220    ion transmembrane transport    A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0045211    postsynaptic membrane    A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

Chain A,D   (ACHA_TORMA | P02711)
molecular function
    GO:0005230    extracellular ligand-gated ion channel activity    Enables the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts.
    GO:0005216    ion channel activity    Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size).
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0034220    ion transmembrane transport    A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0045211    postsynaptic membrane    A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

Chain B   (ACHB_TETCF | P02712)
molecular function
    GO:0005230    extracellular ligand-gated ion channel activity    Enables the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts.
    GO:0005216    ion channel activity    Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size).
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0034220    ion transmembrane transport    A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0045211    postsynaptic membrane    A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

Chain C   (ACHD_TETCF | P02718)
molecular function
    GO:0005230    extracellular ligand-gated ion channel activity    Enables the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts.
    GO:0005216    ion channel activity    Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size).
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0034220    ion transmembrane transport    A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0045211    postsynaptic membrane    A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

Chain E   (ACHG_TETCF | P02714)
molecular function
    GO:0005230    extracellular ligand-gated ion channel activity    Enables the transmembrane transfer of an ion by a channel that opens when a specific extracellular ligand has been bound by the channel complex or one of its constituent parts.
    GO:0005216    ion channel activity    Enables the facilitated diffusion of an ion (by an energy-independent process) by passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism. May be either selective (it enables passage of a specific ion only) or non-selective (it enables passage of two or more ions of same charge but different size).
biological process
    GO:0098655    cation transmembrane transport    A process in which a cation is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0034220    ion transmembrane transport    A process in which an ion is transported from one side of a membrane to the other by means of some agent such as a transporter or pore.
    GO:0006811    ion transport    The directed movement of charged atoms or small charged molecules into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0030054    cell junction    A cellular component that forms a specialized region of connection between two or more cells or between a cell and the extracellular matrix. At a cell junction, anchoring proteins extend through the plasma membrane to link cytoskeletal proteins in one cell to cytoskeletal proteins in neighboring cells or to proteins in the extracellular matrix.
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0045211    postsynaptic membrane    A specialized area of membrane facing the presynaptic membrane on the tip of the nerve ending and separated from it by a minute cleft (the synaptic cleft). Neurotransmitters cross the synaptic cleft and transmit the signal to the postsynaptic membrane.
    GO:0045202    synapse    The junction between a nerve fiber of one neuron and another neuron, muscle fiber or glial cell. As the nerve fiber approaches the synapse it enlarges into a specialized structure, the presynaptic nerve ending, which contains mitochondria and synaptic vesicles. At the tip of the nerve ending is the presynaptic membrane; facing it, and separated from it by a minute cleft (the synaptic cleft) is a specialized area of membrane on the receiving cell, known as the postsynaptic membrane. In response to the arrival of nerve impulses, the presynaptic nerve ending secretes molecules of neurotransmitters into the synaptic cleft. These diffuse across the cleft and transmit the signal to the postsynaptic membrane.

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  ACHD_TETCF | P02718
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  ACHG_TETCF | P02714
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        ACHA_TETCF | P027101abt 1dxz 1idg 1idh 1lk1 1lxg 1lxh 1olk 1tor 1tos 3mra
        ACHA_TORMA | P027111l4w 1ljz 2bg9 4aq5 4aq9 4bog 4boi 4bon 4boo 4bor 4bot
        ACHB_TETCF | P027121lk1 1olk
        ACHD_TETCF | P027181eq8 1lk1 1olk
        ACHG_TETCF | P027141lk1 1olk

(-) Related Entries Specified in the PDB File

1abt ALPHA-BUNGAROTOXIN COMPLEXED WITH THE 185 - 196 FRAGMENT OF THE ALPHA-SUBUNIT OF THE TORPEDO NICOTINIC ACETYLCHOLINE RECEPTOR (NMR, 4 STRUCTURES)
1dxz M2 TRANSMEMBRANE SEGMENT OF ALPHA-SUBUNIT OF NICOTINIC ACETYLCHOLINE RECEPTOR FROM TORPEDO CALIFORNICA, NMR, 20 STRUCTURES
1eq8 THREE-DIMENSIONAL STRUCTURE OF THE PENTAMERIC HELICAL BUNDLE OF THE ACETYLCHOLINE RECEPTOR M2 TRANSMEMBRANE SEGMENT
1idg THE NMR SOLUTION STRUCTURE OF THE COMPLEX FORMED BETWEENALPHA-BUNGAROTOXIN AND AN 18MER COGNATE PEPTIDE
1idh THE NMR SOLUTION STRUCTURE OF THE COMPLEX FORMED BETWEENALPHA-BUNGAROTOXIN AND AN 18MER COGNATE PEPTIDE
1lk1 MODEL OF THE ACETYLCHOLINE RECEPTOR EXTRACELLULAR DOMAIN INCOMPLEX WITH TWO ALPHA -BUNGAROTOXIN MOLECULES
1lxg SOLUTION STRUCTURE OF ALPHA-COBRATOXIN COMPLEXED WITH ACOGNATE PEPTIDE (STRUCTURE ENSEMBLE)
1lxh SOLUTION STRUCTURE OF ALPHA-COBRATOXIN COMPLEXED WITH ACOGNATE PEPTIDE (MINIMIZED AVERAGE STRUCTURE)
1tor
1tos TORPEDO CALIFORNICA ACHR RECEPTOR [ALA76] ANALOGUE COMPLEXED WITH THE ANTI-ACETYLCHOLINE MAB6 MONOCLONAL ANTIBODY
3mra M3 TRANSMEMBRANE SEGMENT OF ALPHA-SUBUNIT OF NICOTINIC ACETYLCHOLINE RECEPTOR FROM TORPEDO CALIFORNICA, NMR, 15 STRUCTURES