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(-) Description

Title :  CRYSTAL STRUCTURE OF SHIKIMATE KINASE MUTANT (R57A) FROM HELICOBACTER PYLORI
 
Authors :  W. C. Cheng, T. J. Chen, S. C. Lin, W. C. Wang
Date :  29 Apr 10  (Deposition) - 04 May 11  (Release) - 30 May 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.40
Chains :  Asym./Biol. Unit :  A
Keywords :  Helix-Sheet Complex, Transferase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  W. C. Cheng, Y. F. Chen, H. J. Wang, K. C. Hsu, S. C. Lin, T. J. Chen, J. M. Yang, W. C. Wang
Structures Of Helicobacter Pylori Shikimate Kinase Reveal A Selective Inhibitor-Induced-Fit Mechanism
Plos One V. 7 33481 2012
PubMed-ID: 22438938  |  Reference-DOI: 10.1371/JOURNAL.PONE.0033481

(-) Compounds

Molecule 1 - SHIKIMATE KINASE
    ChainsA
    EC Number2.7.1.71
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPQE30
    Expression System StrainJM109
    Expression System Taxid85962
    Expression System Vector TypePLASMID
    GeneAROK
    MutationYES
    Organism ScientificHELICOBACTER PYLORI
    Organism Taxid85962
    Strain26695
    SynonymSK

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

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

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(-) Sites  (0, 0)

(no "Site" information available for 3MRS)

(-) SS Bonds  (0, 0)

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(-) Cis Peptide Bonds  (0, 0)

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 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

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

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1SHIKIMATE_KINASEPS01128 Shikimate kinase signature.AROK_HELPY57-83  1A:58-83

(-) Exons   (0, 0)

(no "Exon" information available for 3MRS)

(-) Sequences/Alignments

Asymmetric/Biological Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
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SAPs(SNPs) PROSITE motifs Exons
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Chain A from PDB  Type:PROTEIN  Length:149
 aligned with AROK_HELPY | P56073 from UniProtKB/Swiss-Prot  Length:162

    Alignment length:162
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160  
           AROK_HELPY     1 MQHLVLIGFMGSGKSSLAQELGLALKLEVLDTDMIISERVGLSVREIFEELGEDNFRMFEKNLIDELKTLKTPHVISTGGGIVMHENLKGLGTTFYLKMDFETLIKRLNQKEREKRPLLNNLTQAKELFEKRQALYEKNASFIIDARGGLNNSLKQVLQFIA 162
               SCOP domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------ SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------ CATH domains
               Pfam domains ---------SKI-3mrsA01 A:10-162                                                                                                                                      Pfam domains
         Sec.struct. author ..eeeee.....hhhhhhhhhhhhhh..eeehhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhh......eeee........hhhh.eeeeeee.hhhhhhhhh-------------hhhhhhhhhhhhhhhhhh..eeee...hhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) ------------------------------------------------------------------------------------------------------------------------------------------------------------------ SAPs(SNPs)
                    PROSITE --------------------------------------------------------SHIKIMATE_KINASE           ------------------------------------------------------------------------------- PROSITE
                 Transcript ------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript
                 3mrs A   1 MQHLVLIGFMGSGKSSLAQELGLALKLEVLDTDMIISERVGLSVREIFEELGEDNFAMFEKNLIDELKTLKTPHVISTGGGIVMHENLKGLGTTFYLKMDFETLIKRL-------------LTQAKELFEKRQALYEKNASFIIDARGGLNNSLKQVLQFIA 162
                                    10        20        30        40        50        60        70        80        90       100       | -         - |     130       140       150       160  
                                                                                                                                     108           122                                        

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  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 3MRS)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (12, 12)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (AROK_HELPY | P56073)
molecular function
    GO:0005524    ATP binding    Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
    GO:0016301    kinase activity    Catalysis of the transfer of a phosphate group, usually from ATP, to a substrate molecule.
    GO:0000287    magnesium ion binding    Interacting selectively and non-covalently with magnesium (Mg) ions.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0000166    nucleotide binding    Interacting selectively and non-covalently with a nucleotide, any compound consisting of a nucleoside that is esterified with (ortho)phosphate or an oligophosphate at any hydroxyl group on the ribose or deoxyribose.
    GO:0004765    shikimate kinase activity    Catalysis of the reaction: ATP + shikimate = 3-phosphoshikimate + ADP + 2 H(+).
    GO:0016740    transferase activity    Catalysis of the transfer of a group, e.g. a methyl group, glycosyl group, acyl group, phosphorus-containing, or other groups, from one compound (generally regarded as the donor) to another compound (generally regarded as the acceptor). Transferase is the systematic name for any enzyme of EC class 2.
biological process
    GO:0009073    aromatic amino acid family biosynthetic process    The chemical reactions and pathways resulting in the formation of aromatic amino acid family, amino acids with aromatic ring (phenylalanine, tyrosine, tryptophan).
    GO:0008652    cellular amino acid biosynthetic process    The chemical reactions and pathways resulting in the formation of amino acids, organic acids containing one or more amino substituents.
    GO:0009423    chorismate biosynthetic process    The chemical reactions and pathways resulting in the formation of the unsymmetrical ether derived from phosphoenolpyruvate and 5-phosphoshikimic acid formed as an intermediate in the biosynthesis of aromatic amino acids and many other compounds.
    GO:0016310    phosphorylation    The process of introducing a phosphate group into a molecule, usually with the formation of a phosphoric ester, a phosphoric anhydride or a phosphoric amide.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.

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 Related Entries

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

UniProtKB/Swiss-Prot
        AROK_HELPY | P560731zuh 1zui 3hr7 3muf 3n2e

(-) Related Entries Specified in the PDB File

1zuh THE SAME PROTEIN
1zui THE SAME PROTEIN COMPLEXED WITH SHIKIMATE
3hr7 DIMERIC TYPE