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(-) Description

Title :  ACETYLCHOLINE BINDING PROTEIN (ACHBP) AS TEMPLATE FOR HIERARCHICAL IN SILICO SCREENING PROCEDURES TO IDENTIFY STRUCTURALLY NOVEL LIGANDS FOR THE NICOTINIC RECEPTORS
 
Authors :  P. Rucktooa, A. Akdemir, I. Deesch, T. K. Sixma
Date :  06 Aug 10  (Deposition) - 24 Aug 11  (Release) - 12 Oct 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.21
Chains :  Asym. Unit :  A,B,C,D,E,F,G,H,I,J
Biol. Unit 1:  F,G,H,I,J  (1x)
Biol. Unit 2:  A,B,C,D,E  (1x)
Keywords :  Receptor, Choline-Binding Protein, In-Silico Screening, Ligand-Gated Ion Channels, Electrophysiology, Cys-Loop Receptors (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. Akdemir, P. Rucktooa, A. Jongejan, R. V. Elk, S. Bertrand, T. K. Sixma, D. Bertrand, A. B. Smit, R. Leurs, C. De Graaf, I. J. De Esch
Acetylcholine Binding Protein (Achbp) As Template For Hierarchical In Silico Screening Procedures To Identify Structurally Novel Ligands For The Nicotinic Receptors.
Bioorg. Med. Chem. V. 19 6107 2011
PubMed-ID: 21920761  |  Reference-DOI: 10.1016/J.BMC.2011.08.028

(-) Compounds

Molecule 1 - SOLUBLE ACETYLCHOLINE RECEPTOR
    Chains: A, B, C, D, E, F, G, H, I, J
    Engineered: YES
    Expression System: SPODOPTERA FRUGIPERDA
    Expression System Cell Line: SF21
    Expression System Common: FALL ARMYWORM
    Expression System Taxid: 7108
    Expression System Vector Type: BACULOVIRUS
    Organism Common: CALIFORNIA SEA HARE
    Organism Scientific: APLYSIA CALIFORNICA
    Organism Taxid: 6500
    Other Details: COMPOUND 6 FROM IN SILICO SCREEN

 Structural Features

(-) Chains, Units

  12345678910
Asymmetric Unit : ABCDEFGHIJ
Biological Unit 1 (1x):      FGHIJ
Biological Unit 2 (1x): ABCDE     

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 20)

Asymmetric Unit (2, 20)
No.NameCountTypeFull Name
1BR10Ligand/IonBROMIDE ION
2VU210Ligand/Ion(2S)-2-[(4-CHLOROBENZYL)OXY]-2-PHENYLETHANAMINE
Biological Unit 1 (1, 5)
No.NameCountTypeFull Name
1BR-1Ligand/IonBROMIDE ION
2VU25Ligand/Ion(2S)-2-[(4-CHLOROBENZYL)OXY]-2-PHENYLETHANAMINE
Biological Unit 2 (1, 5)
No.NameCountTypeFull Name
1BR-1Ligand/IonBROMIDE ION
2VU25Ligand/Ion(2S)-2-[(4-CHLOROBENZYL)OXY]-2-PHENYLETHANAMINE

(-) Sites  (20, 20)

Asymmetric Unit (20, 20)
No.NameEvidenceResiduesDescription
01AC1SOFTWARECYS A:189 , TYR A:193 , TYR B:53 , ILE B:116BINDING SITE FOR RESIDUE VU2 A 301
02AC2SOFTWARETYR B:91 , TRP B:145 , TYR B:186 , TYR C:53BINDING SITE FOR RESIDUE VU2 B 301
03AC3SOFTWARETYR C:91 , TYR C:186 , TYR D:53BINDING SITE FOR RESIDUE VU2 C 301
04AC4SOFTWARETYR D:91 , TRP D:145 , TYR E:53BINDING SITE FOR RESIDUE VU2 D 301
05AC5SOFTWARETYR A:53 , ILE A:116 , TYR E:186BINDING SITE FOR RESIDUE VU2 E 301
06AC6SOFTWARETYR F:91 , TRP F:145 , TYR G:53 , ILE G:116BINDING SITE FOR RESIDUE VU2 F 301
07AC7SOFTWARETYR G:91 , TRP G:145 , TYR G:193 , ILE H:116BINDING SITE FOR RESIDUE VU2 G 301
08AC8SOFTWARETYR H:91 , TRP H:145 , TYR J:53 , ILE J:116BINDING SITE FOR RESIDUE VU2 H 301
09AC9SOFTWARETYR I:91 , TRP I:145 , TYR I:193BINDING SITE FOR RESIDUE VU2 I 301
10BC1SOFTWARETYR J:91 , TRP J:145BINDING SITE FOR RESIDUE VU2 J 301
11BC2SOFTWARETRP A:84BINDING SITE FOR RESIDUE BR A1206
12BC3SOFTWARETRP B:84BINDING SITE FOR RESIDUE BR B1206
13BC4SOFTWARETRP C:84BINDING SITE FOR RESIDUE BR C1206
14BC5SOFTWARETRP D:84BINDING SITE FOR RESIDUE BR D1206
15BC6SOFTWARETRP E:84BINDING SITE FOR RESIDUE BR E1206
16BC7SOFTWARETRP F:84BINDING SITE FOR RESIDUE BR F1206
17BC8SOFTWARETRP G:84BINDING SITE FOR RESIDUE BR G1206
18BC9SOFTWARETRP H:84BINDING SITE FOR RESIDUE BR H1206
19CC1SOFTWARETRP I:84BINDING SITE FOR RESIDUE BR I1206
20CC2SOFTWARETRP J:84BINDING SITE FOR RESIDUE BR J1206

(-) SS Bonds  (20, 20)

Asymmetric Unit
No.Residues
1A:125 -A:138
2A:188 -A:189
3B:125 -B:138
4B:188 -B:189
5C:125 -C:138
6C:188 -C:189
7D:125 -D:138
8D:188 -D:189
9E:125 -E:138
10E:188 -E:189
11F:125 -F:138
12F:188 -F:189
13G:125 -G:138
14G:188 -G:189
15H:125 -H:138
16H:188 -H:189
17I:125 -I:138
18I:188 -I:189
19J:125 -J:138
20J:188 -J:189

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2XNT)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2XNT)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2XNT)

(-) Exons   (0, 0)

(no "Exon" information available for 2XNT)

(-) 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:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt A   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain B from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt B   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain C from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt C   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain D from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeeeeeeee..........eeeee........eee.......ee....eeeee.eeeeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt D   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain E from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt E   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain F from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeee...ee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt F   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain G from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhh.............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt G   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain H from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt H   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain I from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt I   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200     


Chain J from PDB  Type:PROTEIN  Length:205
 aligned with Q8WSF8_APLCA | Q8WSF8 from UniProtKB/TrEMBL  Length:236

    Alignment length:205
                                    29        39        49        59        69        79        89        99       109       119       129       139       149       159       169       179       189       199       209       219     
         Q8WSF8_APLCA    20 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKADSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGATCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 224
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhh..............eeeeeeeeeeeeeeee....eeeeeeeeeeeee...............eeeee........eee.......ee....eeeee...eeee..eeeeeee...........eeeeeeeee.......eeee................eeeeeeeeeeeee........eeeeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2xnt J   1 QANLMRLKSDLFNRSPMYPGPTKDDPLTVTLGFTLQDIVKVDSSTNEVDLVYYEQQRWKLNSLMWDPNEYGNITDFRTSAADIWTPDITAYSSTRPVQVLSPQIAVVTHDGSVMFIPAQRLSFMCDPTGVDSEEGVTCAVKFGSWVYSGFEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCCPEPYIDVNLVVKFRER 205
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200
   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  (0, 0)

(no "SCOP Domain" information available for 2XNT)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2XNT)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2XNT)

(-) Gene Ontology  (7, 7)

Asymmetric Unit(hide GO term definitions)
Chain A,B,C,D,E,F,G,H,I,J   (Q8WSF8_APLCA | Q8WSF8)
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:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    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: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.

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 Related Entries

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

UniProtKB/TrEMBL
        Q8WSF8_APLCA | Q8WSF8: 2br7 2br8 2byn 2byp 2byq 2byr 2bys 2c9t 2pgz 2ph9 2uz6 2w8f 2w8g 2wn9 2wnc 2wnj 2wnl 2wzy 2x00 2xnu 2xnv 2xys 2xyt 2xz5 2xz6 2y54 2y56 2y57 2y58 2y7y 2ymd 2yme 3c79 3c84 3gua 3peo 3pmz 3sh1 3sio 3t4m 4aft 4bfq 4bqt 4dbm 4ez1 4frr 4wv9 4xhe 4xk9 4zjs 4zk4 5ain 5brx 5bw2 5co5 5jme 5ke4 5kzu 5lxb 5syo 5tvc

(-) Related Entries Specified in the PDB File

2br7 CRYSTAL STRUCTURE OF ACETYLCHOLINE-BINDING PROTEIN (ACHBP) FROM APLYSIA CALIFORNICA IN COMPLEX WITH HEPES
2br8 CRYSTAL STRUCTURE OF ACETYLCHOLINE-BINDING PROTEIN (ACHBP) FROM APLYSIA CALIFORNICA IN COMPLEX WITH AN ALPHA-CONOTOXIN PNIA VARIANT
2byn CRYSTAL STRUCTURE OF APO ACHBP FROM APLYSIA CALIFORNICA
2byp CRYSTAL STRUCTURE OF APLYSIA CALIFORNICA ACHBP IN COMPLEX WITH ALPHA-CONOTOXIN IMI
2byq CRYSTAL STRUCTURE OF APLYSIA CALIFORNICA ACHBP IN COMPLEX WITH EPIBATIDINE
2byr CRYSTAL STRUCTURE OF ACHBP FROM APLYSIA CALIFORNICA IN COMPLEX WITH METHYLLYCACONITINE
2bys CRYSTAL STRUCTURE OF ACHBP FROM APLYSIA CALIFORNICA IN COMPLEX WITH LOBELINE
2c9t CRYSTAL STRUCTURE OF ACETYLCHOLINE BINDING PROTEIN (ACHBP) FROM APLYSIA CALIFORNICA IN COMPLEX WITH ALPHA-CONOTOXIN IMI
2uz6 ACHBP-TARGETED A-CONOTOXIN CORRELATES DISTINCT BINDING ORIENTATIONS WITH NACHR SUBTYPE SELECTIVITY.
2w8e APLYSIA CALIFORNICA ACHBP IN APO STATE
2w8f APLYSIA CALIFORNICA ACHBP BOUND TO IN SILICO COMPOUND 31
2w8g APLYSIA CALIFORNICA ACHBP BOUND TO IN SILICO COMPOUND 35
2wn9 CRYSTAL STRUCTURE OF APLYSIA ACHBP IN COMPLEX WITH 4-0H-DMXBA
2wnc CRYSTAL STRUCTURE OF APLYSIA ACHBP IN COMPLEX WITH TROPISETRON
2wnj CRYSTAL STRUCTURE OF APLYSIA ACHBP IN COMPLEX WITH DMXBA
2wnl CRYSTAL STRUCTURE OF APLYSIA ACHBP IN COMPLEX WITH ANABASEINE
2wzy CRYSTAL STRUCTURE OF A-ACHBP IN COMPLEX WITH 13-DESMETHYL SPIROLIDE C
2x00 CRYSTAL STRUCTURE OF A-ACHBP IN COMPLEX WITH GYMNODIMINE A
2xnu ACETYLCHOLINE BINDING PROTEIN (ACHBP) AS TEMPLATE FOR HIERARCHICAL IN SILICO SCREENING PROCEDURES TO IDENTIFY STRUCTURALLY NOVEL LIGANDS FOR THE NICOTINIC RECEPTORS
2xnv ACETYLCHOLINE BINDING PROTEIN (ACHBP) AS TEMPLATE FOR HIERARCHICAL IN SILICO SCREENING PROCEDURES TO IDENTIFY STRUCTURALLY NOVEL LIGANDS FOR THE NICOTINIC RECEPTORS