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(-) Description

Title :  CRYSTAL STRUCTURE OF AN ANOPHELES GAMBIAE ODORANT-BINDING PROTEIN 22A
 
Authors :  H. Ren, S. Zhang
Date :  18 Dec 09  (Deposition) - 12 Jan 11  (Release) - 16 Nov 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.50
Chains :  Asym./Biol. Unit :  A
Keywords :  All Alpha Helix, Transport Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  H. Ren, G. Yang, G. Winberg, L. Turin, A. Mershin, S. Zhang
The Crystal Structure Of An Anopheles Gambiae Odorant-Binding Protein Agamobp22A And Complexes With Bound Odorants
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - ODORANT BINDING PROTEIN (AGAP010409-PA)
    Chains: A
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET28A
    Expression System Strain: BL21(DE3)-STAR-PLYSS
    Expression System Taxid: 469008
    Expression System Vector Type: PLASMID
    Fragment: AGAMOBP22A, UNP RESIDUES 22-144
    Gene: AGAMOBP22A, AGAP010409, OBP22, OBPJJ83B
    Organism Common: AFRICAN MALARIA MOSQUITO
    Organism Scientific: ANOPHELES GAMBIAE
    Organism Taxid: 180454
    Strain: PEST
    Synonym: ODORANT-BINDING PROTEIN OBPJJ83B

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit : A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 9)

Asymmetric/Biological Unit (2, 9)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2NH48Ligand/IonAMMONIUM ION

(-) Sites  (9, 9)

Asymmetric Unit (9, 9)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:125 , ARG A:129 , TYR A:132 , HOH A:261BINDING SITE FOR RESIDUE GOL A 200
2AC2SOFTWARELEU A:44 , GLU A:96 , HOH A:211 , HOH A:215BINDING SITE FOR RESIDUE NH4 A 201
3AC3SOFTWARELEU A:106 , GLU A:107 , ASN A:110 , LEU A:111 , GLU A:112 , HIS A:157 , HOH A:244BINDING SITE FOR RESIDUE NH4 A 202
4AC4SOFTWARECYS A:61 , ARG A:64 , HOH A:221 , HOH A:277BINDING SITE FOR RESIDUE NH4 A 203
5AC5SOFTWARESER A:33 , ASN A:34 , VAL A:36 , ALA A:40 , ASP A:93 , NH4 A:207 , HOH A:258 , HOH A:269BINDING SITE FOR RESIDUE NH4 A 204
6AC6SOFTWAREASN A:71 , ASP A:80 , NH4 A:208 , HOH A:230BINDING SITE FOR RESIDUE NH4 A 205
7AC7SOFTWAREGLU A:130 , ASP A:131 , HOH A:213 , HOH A:255BINDING SITE FOR RESIDUE NH4 A 206
8AC8SOFTWAREASN A:34 , NH4 A:204 , NH4 A:208 , HOH A:278BINDING SITE FOR RESIDUE NH4 A 207
9AC9SOFTWAREASN A:71 , GLU A:153 , NH4 A:205 , NH4 A:207 , HOH A:252BINDING SITE FOR RESIDUE NH4 A 208

(-) SS Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1A:32 -A:65
2A:61 -A:118
3A:105 -A:127

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 3L4A)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3L4A)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 3L4A)

(-) Exons   (0, 0)

(no "Exon" information available for 3L4A)

(-) 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:121
 aligned with Q7PGA3_ANOGA | Q7PGA3 from UniProtKB/TrEMBL  Length:144

    Alignment length:121
                                                                                                                                                 144 
                                    34        44        54        64        74        84        94       104       114       124       134       144 
         Q7PGA3_ANOGA    25 NESVIESCSNAVQGAANDELKVHYRANEFPDDPVTHCFVRCIGLELNLYDDKYGVDLQANWENLGNSDDADEEFVAKHRACLEAKNLETIEDLCERAYSAFQCLREDYEMYQNNNNATSE-   -
               SCOP domains ------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains PBP_GOBP-3l4aA01 A:25-133                                                                                    ------------ Pfam domains
         Sec.struct. author hhhhhhhhhhhh....hhhhhhhhhh.....hhhhhhhhhhhhhhh..ee...eehhhhhhhhh......hhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------- Transcript
                 3l4a A  25 NESVIESCSNAVQGAANDELKVHYRANEFPDDPVTHCFVRCIGLELNLYDDKYGVDLQANWENLGNSDDADEEFVAKHRACLEAKNLETIEDLCERAYSAFQCLREDYEMYQNNNELWSHP 158
                                    34        44        54        64        74        84        94       104       114       124       134    || 157 
                                                                                                                                            139|     
                                                                                                                                             153
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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 3L4A)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 3L4A)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Clan: no clan defined [family: PBP_GOBP] (36)

(-) Gene Ontology  (1, 1)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (Q7PGA3_ANOGA | Q7PGA3)
molecular function
    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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 Related Entries

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

UniProtKB/TrEMBL
        Q7PGA3_ANOGA | Q7PGA3: 3l47 3l4l 3pji 3qme

(-) Related Entries Specified in the PDB File

3l47 AGAMOBP22A_AU
3l4l AGAMOBP22A_BENZALDEHYDE
3l5g AGAMOBP22A_ CYCLOHEXANONE
3pji AGAMOBP22A AT 1.7 ANGSTROM IN THE OPEN STATUS FOR LIGAND BINDING