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(-) Description

Title :  CRYSTAL STRUCTURE OF ODORANT BINDING PROTEIN 1 (AAEGOBP1) FROM AEDES AEGYPTI
 
Authors :  N. R. Leite, R. Krogh, W. S. Leal, J. Iulek, G. Oliva
Date :  27 Sep 09  (Deposition) - 08 Dec 09  (Release) - 21 Mar 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.85
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  A,B  (1x)
Keywords :  Insect Odorant Binding Protein Fold, Odorant Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  N. R. Leite, R. Krogh, W. Xu, Y. Ishida, J. Iulek, W. S. Leal, G. Oliva
Structure Of An Odorant-Binding Protein From The Mosquito Aedes Aegypti Suggests A Binding Pocket Covered By A Ph-Sensitive "Lid".
Plos One V. 4 E8006 2009
PubMed-ID: 19956631  |  Reference-DOI: 10.1371/JOURNAL.PONE.0008006

(-) Compounds

Molecule 1 - ODORANT BINDING PROTEIN
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET22B(+)
    Expression System StrainBL21(DE3)
    Expression System Taxid562
    Expression System Vector TypePLASMID
    FragmentUNP RESIDUES 19-143
    GeneAAEL009449
    Organism CommonYELLOWFEVER MOSQUITO
    Organism ScientificAEDES AEGYPTI
    Organism Taxid7159
    SynonymODORANT-BINDING PROTEIN 1

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)AB
Biological Unit 2 (1x)AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 5)

Asymmetric Unit (3, 5)
No.NameCountTypeFull Name
1CL1Ligand/IonCHLORIDE ION
2MG3Ligand/IonMAGNESIUM ION
3PEU1Ligand/Ion2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL
Biological Unit 1 (1, 1)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2MG-1Ligand/IonMAGNESIUM ION
3PEU1Ligand/Ion2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1CL-1Ligand/IonCHLORIDE ION
2MG-1Ligand/IonMAGNESIUM ION
3PEU1Ligand/Ion2,5,8,11,14,17,20,23,26,29,32,35,38,41,44,47,50,53,56,59,62,65,68,71,74,77,80-HEPTACOSAOXADOOCTACONTAN-82-OL

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREHIS A:85 , HOH A:203 , HOH A:204 , HOH A:205 , HOH A:206 , HOH A:207BINDING SITE FOR RESIDUE MG A 201
2AC2SOFTWAREGLU A:47 , HOH B:208 , HOH B:209 , HOH B:210 , HOH B:211 , HOH B:212BINDING SITE FOR RESIDUE MG B 202
3AC3SOFTWAREGLU A:47 , LYS B:93BINDING SITE FOR RESIDUE CL B 201
4AC4SOFTWAREHIS B:77 , LEU B:80 , ASP B:82 , HIS B:85 , HOH B:203 , HOH B:204BINDING SITE FOR RESIDUE MG B 126
5AC5SOFTWAREPHE A:15 , MET A:19 , ALA A:62 , MET A:84 , ALA A:88 , LEU A:89 , MET A:91 , TRP A:114 , PHE A:123 , HOH A:209 , HOH A:426 , HOH A:481 , MET B:19 , ALA B:62 , LEU B:76 , MET B:84 , ALA B:88 , LEU B:89 , GLY B:92 , LYS B:93 , PHE B:123 , HOH B:495BINDING SITE FOR RESIDUE PEU A 126

(-) SS Bonds  (6, 6)

Asymmetric Unit
No.Residues
1A:26 -A:57
2A:53 -A:104
3A:95 -A:113
4B:26 -B:57
5B:53 -B:104
6B:95 -B:113

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Tyr A:10 -Pro A:11
2Tyr B:10 -Pro B:11

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3K1E)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3K1E)

(-) Exons   (0, 0)

(no "Exon" information available for 3K1E)

(-) 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:124
 aligned with Q6Y2R8_AEDAE | Q6Y2R8 from UniProtKB/TrEMBL  Length:143

    Alignment length:124
                                    29        39        49        59        69        79        89        99       109       119       129       139    
         Q6Y2R8_AEDAE    20 VTPRRDAEYPPPEFLEAMKPLREICIKKTGVTEEAIIEFSDGKVHEDENLKCYMNCLFHEAKVVDDTGHVHLEKLHDALPDSMHDIALHMGKRCLYPEGENLCEKAFWLHKCWKESDPKHYFLI 143
               SCOP domains d3k1ea_ A: automated matches                                                                                                 SCOP domains
               CATH domains ---------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..........hhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhh....hhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------- Transcript
                 3k1e A   2 VTPRRDAEYPPPEFLEAMKPLREICIKKTGVTEEAIIEFSDGKVHEDENLKCYMNCLFHEAKVVDDTGHVHLEKLHDALPDSMHDIALHMGKRCLYPEGENLCEKAFWLHKCWKESDPKHYFLI 125
                                    11        21        31        41        51        61        71        81        91       101       111       121    

Chain B from PDB  Type:PROTEIN  Length:116
 aligned with Q6Y2R8_AEDAE | Q6Y2R8 from UniProtKB/TrEMBL  Length:143

    Alignment length:116
                                    37        47        57        67        77        87        97       107       117       127       137      
         Q6Y2R8_AEDAE    28 YPPPEFLEAMKPLREICIKKTGVTEEAIIEFSDGKVHEDENLKCYMNCLFHEAKVVDDTGHVHLEKLHDALPDSMHDIALHMGKRCLYPEGENLCEKAFWLHKCWKESDPKHYFLI 143
               SCOP domains d3k1eb_ B: automated matches                                                                                         SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) PBP_GOBP-3k1eB01 B:10-119                                                                                     ------ Pfam domains (1)
           Pfam domains (2) PBP_GOBP-3k1eB02 B:10-119                                                                                     ------ Pfam domains (2)
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhh....hhhhhhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE -------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript -------------------------------------------------------------------------------------------------------------------- Transcript
                 3k1e B  10 YPPPEFLEAMKPLREICIKKTGVTEEAIIEFSDGKVHEDENLKCYMNCLFHEAKVVDDTGHVHLEKLHDALPDSMHDIALHMGKRCLYPEGENLCEKAFWLHKCWKESDPKHYFLI 125
                                    19        29        39        49        59        69        79        89        99       109       119      

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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  (1, 2)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3K1E)

(-) Pfam Domains  (1, 2)

Asymmetric Unit

(-) Gene Ontology  (2, 2)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (Q6Y2R8_AEDAE | Q6Y2R8)
molecular function
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0005549    odorant binding    Interacting selectively and non-covalently with an odorant, any substance capable of stimulating the sense of smell.

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