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(-) Description

Title :  CNQX BOUND TO THE LIGAND BINDING DOMAIN OF GLUA3
 
Authors :  A. H. Ahmed, R. E. Oswald
Date :  07 May 12  (Deposition) - 16 May 12  (Release) - 23 May 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.79
Chains :  Asym./Biol. Unit :  A,C
Keywords :  Glutamate Receptor, Glua3, Glur3, Ampa Receptor, S1S2, Lbd, Neurotransmitter Receptor, Cnqx, Transport Protein, Transport Protein-Agonist Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  S. M. Holley, A. H. Ahmed, J. Srinivasan, S. E. Murthy, G. A. Weiland, R. E. Oswald, L. M. Nowak
The Loss Of An Electrostatic Contact Unique To Ampa Recepto Ligand Binding Domain 2 Slows Channel Activation.
Biochemistry V. 51 4015 2012
PubMed-ID: 22512472  |  Reference-DOI: 10.1021/BI3001837

(-) Compounds

Molecule 1 - GLUTAMATE RECEPTOR 3
    Chains: A, C
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET-22B(+)
    Expression System Strain: ORIGAMI B (DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: GLUR3, GRIA3, GRIA3;
GLUA3
    Organism Common: RAT
    Organism Scientific: RATTUS NORVEGICUS
    Organism Taxid: 10116
    Synonym: GLUR-3, AMPA-SELECTIVE GLUTAMATE RECEPTOR 3, GLUR-C, GLUR- K3, GLUTAMATE RECEPTOR IONOTROPIC, AMPA 3, GLUA3

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AC

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 4)

Asymmetric/Biological Unit (2, 4)
No.NameCountTypeFull Name
1CNI2Ligand/Ion7-NITRO-2,3-DIOXO-2,3-DIHYDROQUINOXALINE-6-CARBONITRILE
2ZN2Ligand/IonZINC ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREGLU A:13 , TYR A:61 , PRO A:89 , LEU A:90 , THR A:91 , ARG A:96 , THR A:174 , GLU A:193 , MET A:196 , TYR A:220 , HOH A:574 , HOH A:730BINDING SITE FOR RESIDUE CNI A 401
2AC2SOFTWAREHIS A:23 , HOH A:729 , HIS C:23BINDING SITE FOR RESIDUE ZN A 402
3AC3SOFTWAREGLU A:42 , LYS A:45 , HIS A:46 , LEU A:246BINDING SITE FOR RESIDUE ZN A 403
4AC4SOFTWAREGLU C:13 , TYR C:61 , PRO C:89 , LEU C:90 , THR C:91 , ARG C:96 , THR C:174 , GLU C:193 , MET C:196 , TYR C:220 , HOH C:537 , HOH C:539 , HOH C:669 , HOH C:746BINDING SITE FOR RESIDUE CNI C 401

(-) SS Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1A:206 -A:261
2C:206 -C:261

(-) Cis Peptide Bonds  (6, 6)

Asymmetric/Biological Unit
No.Residues
1Ser A:14 -Pro A:15
2Glu A:166 -Pro A:167
3Lys A:204 -Pro A:205
4Ser C:14 -Pro C:15
5Glu C:166 -Pro C:167
6Lys C:204 -Pro C:205

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4F1Y)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4F1Y)

(-) Exons   (0, 0)

(no "Exon" information available for 4F1Y)

(-) Sequences/Alignments

Asymmetric/Biological 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:258
                                                                                                                                                                                                                                                                                                  
               SCOP domains d4f1ya_ A: automated matches                                                                                                                                                                                                                                       SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..eeeee.......ee..hhhhhhhhh.eehhhhhhhhhhhhhhh..eeeee................hhhhhhhhh....eeeeeee.hhhhhh.eee....eee.eeeeee......hhhhhhhh...eeee....hhhhhhhh..hhhhhhhhhhhhh........hhhhhhhhhhhh...eeeeeehhhhhhhh......eeee......eeeeeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhh..... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4f1y A   4 RTIVVTTILESPYVMYKKNHEQLEGNERYEGYCVDLAYEIAKHVRIKYKLSIVGDGKYGARDPETKIWNGMVGELVYGRADIAVAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLAKQTEIAYGTLDSGSTKEFFRRSKIAVYEKMWSYMKSAEPSVFTKTTADGVARVRKSKGKFAFLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGVATPKGSALGNAVNLAVLKLNEQGLLDKLKNKWWYDKGEC 261
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253        


Chain C from PDB  Type:PROTEIN  Length:258
                                                                                                                                                                                                                                                                                                  
               SCOP domains d4f1yc_ C: automated matches                                                                                                                                                                                                                                       SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author ..eeeee.......ee..hhhhhhhhh.eehhhhhhhhhhhhhhh..eeeee................hhhhhhhhh....eeeeeee.hhhhhh.eee....eee.eeeeee......hhhhhhh....eee....hhhhhhhhh..hhhhhhhhhhhhhh.......hhhhhhhhhhhh...eeeeeehhhhhhhhh.....eeee......eeeeeeee....hhhhhhhhhhhhhhhhhhhhhhhhhhh..... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 4f1y C   4 RTIVVTTILESPYVMYKKNHEQLEGNERYEGYCVDLAYEIAKHVRIKYKLSIVGDGKYGARDPETKIWNGMVGELVYGRADIAVAPLTITLVREEVIDFSKPFMSLGISIMIKKGTPIESAEDLAKQTEIAYGTLDSGSTKEFFRRSKIAVYEKMWSYMKSAEPSVFTKTTADGVARVRKSKGKFAFLLESTMNEYIEQRKPCDTMKVGGNLDSKGYGVATPKGSALGNAVNLAVLKLNEQGLLDKLKNKWWYDKGEC 261
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253
   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  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha and beta proteins (a/b) (23833)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4F1Y)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4F1Y)

(-) Gene Ontology  (32, 32)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
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 Related Entries

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

UniProtKB/Swiss-Prot
        GRIA3_RAT | P19492: 3dln 3dp4 3lsw 3lsx 3m3f 3m3k 3o21 3p3w 3rt6 3rt8 4f22 4f29 4f2o 4f2q 4f31 4f39 4f3b 4f3g 5fwy 5ide 5idf

(-) Related Entries Specified in the PDB File

4f22 4f29 4f2o 4f2q 4f31