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(-) Description

Title :  CRYSTAL STRUCTURE OF THE GLUK2EM LBD DIMER ASSEMBLY COMPLEX WITH 2S, 4R-4-METHYLGLUTAMATE
 
Authors :  S. Chittori, M. L. Mayer
Date :  16 Jul 15  (Deposition) - 20 Jul 16  (Release) - 05 Oct 16  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.27
Chains :  Asym./Biol. Unit :  A
Keywords :  Membrane Protein, Transport Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  J. R. Meyerson, S. Chittori, A. Merk, P. Rao, T. H. Han, M. Serpe, M. L. Mayer, S. Subramaniam
Structural Basis Of Kainate Subtype Glutamate Receptor Desensitization.
Nature V. 537 567 2016
PubMed-ID: 27580033  |  Reference-DOI: 10.1038/NATURE19352

(-) Compounds

Molecule 1 - GLUTAMATE RECEPTOR IONOTROPIC, KAINATE 2
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET22
    Expression System Strain: ORIGAMI B(DE3)
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Fragment: UNP P42260 RESIDUES 429-544, UNP Q13002 RESIDUES 667-806
    Gene: GRIK2, GLUR6, GRIK2, GLUR6
    Mutation: YES
    Organism Common: RAT, HUMAN
    Organism Scientific: RATTUS NORVEGICUS, HOMO SAPIENS
    Organism Taxid: 10116, 9606
    Synonym: GLUK2,GLUTAMATE RECEPTOR 6,GLUR6,EXCITATORY AMINO ACID RECEPTOR 4,EAA4

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (1, 1)

Asymmetric/Biological Unit (1, 1)
No.NameCountTypeFull Name
1SYM1Ligand/Ion2S,4R-4-METHYLGLUTAMATE

(-) Sites  (1, 1)

Asymmetric Unit (1, 1)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETYR A:61 , PRO A:89 , LEU A:90 , THR A:91 , ARG A:96 , GLY A:141 , SER A:142 , THR A:143 , GLU A:191 , TYR A:217 , HOH A:439 , HOH A:483 , HOH A:516 , HOH A:625binding site for residue SYM A 301

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:203 -A:257

(-) Cis Peptide Bonds  (2, 2)

Asymmetric/Biological Unit
No.Residues
1Glu A:14 -Pro A:15
2Gly A:256 -Cys A:257

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 5CMM)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 5CMM)

(-) Exons   (0, 0)

(no "Exon" information available for 5CMM)

(-) 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:257
                                                                                                                                                                                                                                                                                                 
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .....eeeee.......ee.......hhhh.eehhhhhhhhhhhhhhh..eeeee................hhhhhhhhh....ee......hhhhhh.eee....eee.eeeeee......hhhhhhh....eee....hhhhhhhhhh.hhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhh.eeeeeehhhhhhhhhhh..eeee......eee..eee...hhhhhhhhhhhhhhhhhhhhhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 5cmm A   1 GSNRSLIVTTILEEPYVLFKKSDKPLYGNDRFEGYCIDLLRELSTILGFTYEIRLVEDGKYGAQDDVNGQWNGMVRELIDHKADLAVAPLTITYVREKVIDFSKPFMTLGISILYRKGTPIDSADDLAKQTKIEYGAVEDGSTMTFFKKSKISTYDKMWAFMSSRRQSVLVKSSEEGIQRVLTSDYALLMESTTIEFVTQRNCNLTQIGGLIDSKGYGVGTPMGSPYRDKITIAILQLQEEGKLHMMKEKWWRGCPE 259
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250  ||   
                                                                                                                                                                                                                                                                                      253|   
                                                                                                                                                                                                                                                                                       256
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  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 5CMM)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 5CMM)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 5CMM)

(-) Gene Ontology  (55, 106)

Asymmetric/Biological Unit(hide GO term definitions)

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 Related Entries

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

UniProtKB/Swiss-Prot
        GRIK2_HUMAN | Q13002: 3qxm
        GRIK2_RAT | P42260: 1s50 1s7y 1s9t 1sd3 1tt1 1yae 2i0b 2i0c 2xxr 2xxt 2xxu 2xxv 2xxw 2xxx 2xxy 3g3f 3g3g 3g3h 3g3i 3g3j 3g3k 3h6g 3h6h 3qlt 3qlu 3qlv 4bdl 4bdm 4bdn 4bdo 4bdq 4bdr 4h8i 4uqq 5cmk 5kuf 5kuh

(-) Related Entries Specified in the PDB File

3g3f GLUK2 LBD COMPLEX WITH GLUTAMATE
4uqq FULL LENGTH GLUK2 EM DESENSITIZED STATE COMPLEX WITH 2S,4R-4- METHYLGLUTAMATE
5cmk GLUK2EM LBD DIMER ASSEMBLY COMPLEX WITH GLUTAMATE AND LY466195