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(-) Description

Title :  CRYSTAL STRUCTURE OF ANOPHELES GAMBIAE D7R4-HISTAMINE COMPLEX
 
Authors :  J. F. Andersen, B. J. Mans, E. Calvo, J. M. Ribeiro
Date :  25 Jun 07  (Deposition) - 09 Oct 07  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.00
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  All-Helical, Odorant-Binding Protein, Ligand Binding Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  B. J. Mans, E. Calvo, J. M. Ribeiro, J. F. Andersen
The Crystal Structure Of D7R4, A Salivary Biogenic Amine-Binding Protein From The Malaria Mosquito Anopheles Gambiae
J. Biol. Chem. V. 282 36626 2007
PubMed-ID: 17928288  |  Reference-DOI: 10.1074/JBC.M706410200

(-) Compounds

Molecule 1 - D7R4 PROTEIN
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Plasmid: PET17B
    Expression System Strain: BL21(DE3)PLYSS
    Expression System Taxid: 562
    Expression System Vector Type: PLASMID
    Gene: D7R4
    Organism Common: AFRICAN MALARIA MOSQUITO
    Organism Scientific: ANOPHELES GAMBIAE
    Organism Taxid: 7165
    Strain: G3
    Synonym: D7-RELATED 4 PROTEIN

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit : AB
Biological Unit 1 (1x): A 
Biological Unit 2 (1x):  B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 5)

Asymmetric Unit (2, 5)
No.NameCountTypeFull Name
1GOL3Ligand/IonGLYCEROL
2HSM2Ligand/IonHISTAMINE
Biological Unit 1 (2, 2)
No.NameCountTypeFull Name
1GOL1Ligand/IonGLYCEROL
2HSM1Ligand/IonHISTAMINE
Biological Unit 2 (2, 3)
No.NameCountTypeFull Name
1GOL2Ligand/IonGLYCEROL
2HSM1Ligand/IonHISTAMINE

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREILE A:21 , ARG A:22 , TYR A:24 , TYR A:94 , PHE A:110 , ASP A:111 , GLU A:114 , HOH A:696BINDING SITE FOR RESIDUE HSM A 145
2AC2SOFTWAREILE B:21 , ARG B:22 , TYR B:24 , TYR B:94 , PHE B:110 , ASP B:111 , GLU B:114 , HOH B:666BINDING SITE FOR RESIDUE HSM B 145
3AC3SOFTWAREARG A:104 , LYS A:108 , ASP A:111 , TYR A:127 , ASP B:71 , HOH B:716BINDING SITE FOR RESIDUE GOL A 663
4AC4SOFTWAREGLU A:31 , LYS A:34 , HOH A:730 , ARG B:17 , ILE B:27 , GLU B:28 , HOH B:676BINDING SITE FOR RESIDUE GOL B 664
5AC5SOFTWAREHIS A:55 , TYR A:58 , LEU B:98 , SER B:100 , THR B:101 , GLY B:103 , ARG B:104 , LYS B:107 , HOH B:718BINDING SITE FOR RESIDUE GOL B 665

(-) SS Bonds  (6, 6)

Asymmetric Unit
No.Residues
1A:6 -A:38
2A:19 -A:144
3A:77 -A:96
4B:6 -B:38
5B:19 -B:144
6B:77 -B:96

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 2QEB)

(-) 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:145
 aligned with Q9BIH3_ANOGA | Q9BIH3 from UniProtKB/TrEMBL  Length:165

    Alignment length:145
                                    30        40        50        60        70        80        90       100       110       120       130       140       150       160     
         Q9BIH3_ANOGA    21 SETVQDCENKLPPSLKSRLCEIRRYEIIEGPEMDKHIHCVMRALDFVYEDGRGDYHKLYDPLNIIELDKRHDVNLEKCIGECVQVPTSERAHVFYKCLLKSTTGRTFKKVFDLMELKKAGKVPQHQRYTAEFVQIMKDYDKALNC 165
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhh.hhhhhhhhhhhhh.....hhhhhhhhhhhhhhh.........hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2qeb A   0 METVQDCENKLPPSLKSRLCEIRRYEIIEGPEMDKHIHCVMRALDFVYEDGRGDYHKLYDPLNIIELDKRHDVNLEKCIGECVQVPTSERAHVFYKCLLKSTTGRTFKKVFDLMELKKAGKVPQHQRYTAEFVQIMKDYDKALNC 144
                                     9        19        29        39        49        59        69        79        89        99       109       119       129       139     


Chain B from PDB  Type:PROTEIN  Length:145
 aligned with Q9BIH3_ANOGA | Q9BIH3 from UniProtKB/TrEMBL  Length:165

    Alignment length:145
                                    30        40        50        60        70        80        90       100       110       120       130       140       150       160     
         Q9BIH3_ANOGA    21 SETVQDCENKLPPSLKSRLCEIRRYEIIEGPEMDKHIHCVMRALDFVYEDGRGDYHKLYDPLNIIELDKRHDVNLEKCIGECVQVPTSERAHVFYKCLLKSTTGRTFKKVFDLMELKKAGKVPQHQRYTAEFVQIMKDYDKALNC 165
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) -PBP_GOBP-2qebB01 B:1-102                                                                              ------------------------------------------ Pfam domains (1)
           Pfam domains (2) -PBP_GOBP-2qebB02 B:1-102                                                                              ------------------------------------------ Pfam domains (2)
         Sec.struct. author ..hhhhhhhh.hhhhhhhhhhhhh.....hhhhhhhhhhhhhhh.........hhhhhhhhhhhhh..hhhhhhhhhhhhhhhh....hhhhhhhhhhhhh.hhhhhhhhhhhhhhhhh.........hhhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2qeb B   0 METVQDCENKLPPSLKSRLCEIRRYEIIEGPEMDKHIHCVMRALDFVYEDGRGDYHKLYDPLNIIELDKRHDVNLEKCIGECVQVPTSERAHVFYKCLLKSTTGRTFKKVFDLMELKKAGKVPQHQRYTAEFVQIMKDYDKALNC 144
                                     9        19        29        39        49        59        69        79        89        99       109       119       129       139
   Legend:   → Mismatch (orange background)
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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 2QEB)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 2)

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

(-) Gene Ontology  (1, 1)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (Q9BIH3_ANOGA | Q9BIH3)
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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  2qeb
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 Related Entries

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

UniProtKB/TrEMBL
        Q9BIH3_ANOGA | Q9BIH3: 2pql 2qeh 2qeo 2qev

(-) Related Entries Specified in the PDB File

2qeh 2qeo 2qev