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(-) Description

Title :  ANTENNAL CHEMOSENSORY PROTEIN A6 FROM THE MOTH MAMESTRA BRASSICAE
 
Authors :  A. Lartigue, V. Campanacci, A. Roussel, A. M. Larsson, T. A. Jones, M. Tegoni, C. Cambillau
Date :  31 Jan 02  (Deposition) - 04 Dec 02  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.65
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  All Helix, Lipid Transport (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  A. Lartigue, V. Campanacci, A. Roussel, A. M. Larsson, T. A. Jones, M. Tegoni, C. Cambillau
X-Ray Structure And Ligand Binding Study Of A Moth Chemosensory Protein
J. Biol. Chem. V. 277 32094 2002
PubMed-ID: 12068017  |  Reference-DOI: 10.1074/JBC.M204371200
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - CHEMOSENSORY PROTEIN A6
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI BL21
    Expression System Plasmid: PET22B+
    Expression System Strain: BL21
    Expression System Taxid: 511693
    Expression System Vector Type: PLASMID
    Organism Common: CABBAGE MOTH
    Organism Scientific: MAMESTRA BRASSICAE
    Organism Taxid: 55057

 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  (1, 2)

Asymmetric Unit (1, 2)
No.NameCountTypeFull Name
1ACT2Ligand/IonACETATE ION
Biological Unit 1 (1, 1)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1ACT1Ligand/IonACETATE ION

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:89 , THR A:91 , GLY A:92 , ASN A:93BINDING SITE FOR RESIDUE ACT A 401
2AC2SOFTWAREASP B:89 , THR B:91 , GLY B:92 , ASN B:93 , TRP B:94 , HOH B:425BINDING SITE FOR RESIDUE ACT B 402

(-) SS Bonds  (4, 4)

Asymmetric Unit
No.Residues
1A:29 -A:36
2A:55 -A:58
3B:29 -B:36
4B:55 -B:58

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1KX9)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1KX9)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1KX9)

(-) Exons   (0, 0)

(no "Exon" information available for 1KX9)

(-) 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:108
 aligned with Q9NG96_MAMBR | Q9NG96 from UniProtKB/TrEMBL  Length:128

    Alignment length:108
                                    29        39        49        59        69        79        89        99       109       119        
         Q9NG96_MAMBR    20 YTDKYDNINLDEILANKRLLVAYVNCVMERGKCSPEGKELKEHLQDAIENGCKKCTENQEKGAYRVIEHLIKNEIEIWRELTAKYDPTGNWRKKYEDRAKAAGIVIPE 127
               SCOP domains d1kx9a_ A: Chemosensory protein Csp2                                                                         SCOP domains
               CATH domains 1kx9A00 A:4-111 Antennal chemosensory protein a6                                                             CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------ Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhh...... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------ Transcript
                 1kx9 A   4 YTDKYDNINLDEILANKRLLVAYVNCVMERGKCSPEGKELKEHLQDAIENGCKKCTENQEKGAYRVIEHLIKNEIEIWRELTAKYDPTGNWRKKYEDRAKAAGIVIPE 111
                                    13        23        33        43        53        63        73        83        93       103        


Chain B from PDB  Type:PROTEIN  Length:102
 aligned with Q9NG96_MAMBR | Q9NG96 from UniProtKB/TrEMBL  Length:128

    Alignment length:102
                                    36        46        56        66        76        86        96       106       116       126  
         Q9NG96_MAMBR    27 INLDEILANKRLLVAYVNCVMERGKCSPEGKELKEHLQDAIENGCKKCTENQEKGAYRVIEHLIKNEIEIWRELTAKYDPTGNWRKKYEDRAKAAGIVIPEE 128
               SCOP domains d1kx9b_ B: Chemosensory protein Csp2                                                                   SCOP domains
               CATH domains 1kx9B00 B:11-112 Antennal chemosensory protein a6                                                      CATH domains
           Pfam domains (1) OS-D-1kx9B01 B:11-98                                                                    -------------- Pfam domains (1)
           Pfam domains (2) OS-D-1kx9B02 B:11-98                                                                    -------------- Pfam domains (2)
         Sec.struct. author .hhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhh....... Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------ PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------ Transcript
                 1kx9 B  11 INLDEILANKRLLVAYVNCVMERGKCSPEGKELKEHLQDAIENGCKKCTENQEKGAYRVIEHLIKNEIEIWRELTAKYDPTGNWRKKYEDRAKAAGIVIPEE 112
                                    20        30        40        50        60        70        80        90       100       110
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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
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (1, 2)

Asymmetric Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (1, 2)

Asymmetric Unit
(-)
Clan: no clan defined [family: OS-D] (4)

(-) Gene Ontology  (0, 0)

Asymmetric Unit(hide GO term definitions)
    (no "Gene Ontology" information available for 1KX9)

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 Related Entries

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

UniProtKB/TrEMBL
        Q9NG96_MAMBR | Q9NG96: 1k19 1kx8 1n8u 1n8v

(-) Related Entries Specified in the PDB File

1kx8 1KX8 CONTAINS THE SAME PROTEIN