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(-) Description

Title :  PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH PYRAZINE (2-ISOBUTYL-3-METOXYPYRAZINE)
 
Authors :  F. Vincent, S. Spinelli, C. Cambillau, M. Tegoni
Date :  01 Mar 00  (Deposition) - 06 Dec 00  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.48
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Lipocalin, Transport, Olfaction, Sensory Transduction (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  F. Vincent, S. Spinelli, R. Ramoni, S. Grolli, P. Pelosi, C. Cambillau M. Tegoni
Complexes Of Porcine Odorant Binding Protein With Odorant Molecules Belonging To Different Chemical Classes
J. Mol. Biol. V. 300 127 2000
PubMed-ID: 10864504  |  Reference-DOI: 10.1006/JMBI.2000.3820

(-) Compounds

Molecule 1 - ODORANT-BINDING PROTEIN
    ChainsA, B
    OrganNOSE
    Organism CommonPIG
    Organism ScientificSUS SCROFA
    Organism Taxid9823
    SynonymPIG OBP
    TissueOLFACTORY EPITHELIUM

 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
1PRZ2Ligand/Ion2-ISOBUTYL-3-METHOXYPYRAZINE
Biological Unit 1 (1, 1)
No.NameCountTypeFull Name
1PRZ1Ligand/Ion2-ISOBUTYL-3-METHOXYPYRAZINE
Biological Unit 2 (1, 1)
No.NameCountTypeFull Name
1PRZ1Ligand/Ion2-ISOBUTYL-3-METHOXYPYRAZINE

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREPHE A:35 , MET A:114BINDING SITE FOR RESIDUE PRZ A 700
2AC2SOFTWAREASN B:102 , MET B:114BINDING SITE FOR RESIDUE PRZ B 700

(-) SS Bonds  (2, 2)

Asymmetric Unit
No.Residues
1A:63 -A:155
2B:63 -B:155

(-) Cis Peptide Bonds  (0, 0)

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

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 1DZK)

(-) 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:148
 aligned with OBP_PIG | P81245 from UniProtKB/Swiss-Prot  Length:157

    Alignment length:148
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149        
              OBP_PIG    10 FELSGKWITSYIGSSDLEKIGENAPFQVFMRSIEFDDKESKVYLNFFSKENGICEEFSLIGTKQEGNTYDVNYAGNNKFVVSYASETALIISNINVDEEGDKTIMTGLLGKGTDIEDQDLEKFKEVTRENGIPEENIVNIIERDDCPA 157
               SCOP domains d1dzka_ A: Odorant-binding protein                                                                                                                   SCOP domains
               CATH domains 1dzkA00 A:10-157  [code=2.40.128.20, no name defined]                                                                                                CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .......eeeeeee.hhhhh........eeeeeeee....eeeeeeeeee..eeeeeeeeeeee...eeeee...eeeeeeeee...eeeeeeeee.....eeeeeeeee.....hhhhhhhhhhhhhhh..hhh.....hhhh.... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1dzk A  10 FELSGKWITSYIGSSDLEKIGENAPFQVFMRSIEFDDKESKVYLNFFSKENGICEEFSLIGTKQEGNTYDVNYAGNNKFVVSYASETALIISNINVDEEGDKTIMTGLLGKGTDIEDQDLEKFKEVTRENGIPEENIVNIIERDDCPA 157
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149        

Chain B from PDB  Type:PROTEIN  Length:148
 aligned with OBP_PIG | P81245 from UniProtKB/Swiss-Prot  Length:157

    Alignment length:148
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149        
              OBP_PIG    10 FELSGKWITSYIGSSDLEKIGENAPFQVFMRSIEFDDKESKVYLNFFSKENGICEEFSLIGTKQEGNTYDVNYAGNNKFVVSYASETALIISNINVDEEGDKTIMTGLLGKGTDIEDQDLEKFKEVTRENGIPEENIVNIIERDDCPA 157
               SCOP domains d1dzkb_ B: Odorant-binding protein                                                                                                                   SCOP domains
               CATH domains 1dzkB00 B:10-157  [code=2.40.128.20, no name defined]                                                                                                CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .......eeeeeee.hhhhhh.......eeeeeeee....eeeeeeeeee..eeeeeeeeeeee...eeeee...eeeeeeeee....eeeeeeee.....eeeeeeeee.....hhhhhhhhhhhhhhh..hhh.....hhhh.... Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1dzk B  10 FELSGKWITSYIGSSDLEKIGENAPFQVFMRSIEFDDKESKVYLNFFSKENGICEEFSLIGTKQEGNTYDVNYAGNNKFVVSYASETALIISNINVDEEGDKTIMTGLLGKGTDIEDQDLEKFKEVTRENGIPEENIVNIIERDDCPA 157
                                    19        29        39        49        59        69        79        89        99       109       119       129       139       149        

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  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  (1, 2)

Asymmetric Unit
(-)
Class: Mainly Beta (13760)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1DZK)

(-) Gene Ontology  (6, 6)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (OBP_PIG | P81245)
molecular function
    GO:0005549    odorant binding    Interacting selectively and non-covalently with an odorant, any substance capable of stimulating the sense of smell.
    GO:0005215    transporter activity    Enables the directed movement of substances (such as macromolecules, small molecules, ions) into, out of or within a cell, or between cells.
biological process
    GO:0050896    response to stimulus    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus. The process begins with detection of the stimulus and ends with a change in state or activity or the cell or organism.
    GO:0007608    sensory perception of smell    The series of events required for an organism to receive an olfactory stimulus, convert it to a molecular signal, and recognize and characterize the signal. Olfaction involves the detection of chemical composition of an organism's ambient medium by chemoreceptors. This is a neurological process.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
cellular component
    GO:0005576    extracellular region    The space external to the outermost structure of a cell. For cells without external protective or external encapsulating structures this refers to space outside of the plasma membrane. This term covers the host cell environment outside an intracellular parasite.

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 Related Entries

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

UniProtKB/Swiss-Prot
        OBP_PIG | P812451a3y 1dzj 1dzm 1dzp 1e00 1e02 1e06 1hqp

(-) Related Entries Specified in the PDB File

1a3y ODORANT BINDING PROTEIN FROM NASAL MUCOSA OF PIG
1dzj PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH 2-AMINO-4-BUTYL-5-PROPYLSELENAZOLE
1dzm PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH BENZOIC ACID PHENYLMETHYLESTER
1dzp PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH DIPHENYLMETHANONE
1e00 PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH 2,6-DIMETHYL-7-OCTEN-2-OL
1e02 PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH UNDECANAL
1e06 PORCINE ODORANT BINDING PROTEIN COMPLEXED WITH 5-METHYL-2-(1-METHYLETHYL)PHENOL