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(-) Description

Title :  SOLUTION STRUCTURE OF DNA BINDING DOMAIN OF E. COLI ARAC
 
Authors :  M. E. Rodgers, R. F. Schleif
Date :  23 Oct 08  (Deposition) - 25 Nov 08  (Release) - 16 Feb 10  (Revision)
Method :  SOLUTION NMR
Resolution :  NOT APPLICABLE
Chains :  NMR Structure  :  A  (20x)
Keywords :  Activator, Arabinose Catabolism, Carbohydrate Metabolism, Cytoplasm, Dna-Binding, Repressor, Transcription, Transcription Regulation (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. E. Rodgers, R. Schleif
Solution Structure Of The Dna Binding Domain Of Arac Protein.
Proteins V. 77 202 2009
PubMed-ID: 19422057  |  Reference-DOI: 10.1002/PROT.22431

(-) Compounds

Molecule 1 - ARABINOSE OPERON REGULATORY PROTEIN
    ChainsA
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System StrainBL21(DE3)
    Expression System Taxid562
    Expression System VectorPET24D
    Expression System Vector TypePLASMID
    FragmentDNA BINDING DOMAIN
    GeneARAC, B0064, JW0063
    Organism ScientificESCHERICHIA COLI
    Organism Taxid83333
    StrainK-12

 Structural Features

(-) Chains, Units

  
NMR Structure (20x)

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 2K9S)

(-) Sites  (0, 0)

(no "Site" information available for 2K9S)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2K9S)

(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2K9S)

(-) PROSITE Motifs  (2, 2)

NMR Structure (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1HTH_ARAC_FAMILY_2PS01124 Bacterial regulatory proteins, araC family DNA-binding domain profile.ARAC_ECOLI180-279  1A:6-105
2HTH_ARAC_FAMILY_1PS00041 Bacterial regulatory proteins, araC family signature.ARAC_ECOLI231-273  1A:57-99

(-) Exons   (0, 0)

(no "Exon" information available for 2K9S)

(-) Sequences/Alignments

NMR Structure
   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:107
 aligned with ARAC_ECOLI | P0A9E0 from UniProtKB/Swiss-Prot  Length:292

    Alignment length:107
                                   184       194       204       214       224       234       244       254       264       274       
           ARAC_ECOLI   175 MDNRVREACQYISDHLADSNFDIASVAQHVCLSPSRLSHLFRQQLGISVLSWREDQRISQAKLLLSTTRMPIATVGRNVGFDDQLYFSRVFKKCTGASPSEFRAGCE 281
               SCOP domains ----------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhhhhhhhh......hhhhhhhhh..hhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhh..hhhhhhhhh...hhhhhhhhhhhhhh.hhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) -----HTH_ARAC_FAMILY_2  PDB: A:6-105 UniProt: 180-279                                                    -- PROSITE (1)
                PROSITE (2) --------------------------------------------------------HTH_ARAC_FAMILY_1  PDB: A:57-99            -------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------- Transcript
                 2k9s A   1 MDNRVREACQYISDHLADSNFDIASVAQHVCLSPSRLSHLFRQQLGISVLSWREDQRISQAKLLLSTTRMPIATVGRNVGFDDQLYFSRVFKKCTGASPSEFRAGCE 107
                                    10        20        30        40        50        60        70        80        90       100       

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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 2K9S)

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 2K9S)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2K9S)

(-) Gene Ontology  (13, 13)

NMR Structure(hide GO term definitions)
Chain A   (ARAC_ECOLI | P0A9E0)
molecular function
    GO:0003677    DNA binding    Any molecular function by which a gene product interacts selectively and non-covalently with DNA (deoxyribonucleic acid).
    GO:0000987    core promoter proximal region sequence-specific DNA binding    Interacting selectively and non-covalently with a sequence of DNA that is in cis with and relatively close to the core promoter. The transcribed region might be described as a gene, cistron, or operon.
    GO:0019172    glyoxalase III activity    Catalysis of the reaction: methylglyoxal + H2O = D-lactate.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0043565    sequence-specific DNA binding    Interacting selectively and non-covalently with DNA of a specific nucleotide composition, e.g. GC-rich DNA binding, or with a specific sequence motif or type of DNA e.g. promotor binding or rDNA binding.
    GO:0003700    transcription factor activity, sequence-specific DNA binding    Interacting selectively and non-covalently with a specific DNA sequence in order to modulate transcription. The transcription factor may or may not also interact selectively with a protein or macromolecular complex.
biological process
    GO:0019568    arabinose catabolic process    The chemical reactions and pathways resulting in the breakdown of arabinose, arabino-pentose.
    GO:0005975    carbohydrate metabolic process    The chemical reactions and pathways involving carbohydrates, any of a group of organic compounds based of the general formula Cx(H2O)y. Includes the formation of carbohydrate derivatives by the addition of a carbohydrate residue to another molecule.
    GO:0019243    methylglyoxal catabolic process to D-lactate via S-lactoyl-glutathione    The chemical reactions and pathways resulting in the breakdown of methylglyoxal, CH3-CO-CHO, into D-lactate via the intermediate S-lactoyl-glutathione. Glutathione is used in the first step of the pathway and then regenerated in the second step.
    GO:0006355    regulation of transcription, DNA-templated    Any process that modulates the frequency, rate or extent of cellular DNA-templated transcription.
    GO:0006351    transcription, DNA-templated    The cellular synthesis of RNA on a template of DNA.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.

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 Related Entries

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

UniProtKB/Swiss-Prot
        ARAC_ECOLI | P0A9E01xja 2aac 2ara 2arc

(-) Related Entries Specified in the PDB File

1bl0 HOMOLOG MARA
1d5y HOMOLOG ROB RELATED ID: 16001 RELATED DB: BMRB
1xja
2aac
2ara
2arc