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(-) Description

Title :  CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS LOW MOLECULAR WEIGHT PROTEIN TYROSINE PHOSPHATASE (MPTPA) AT 2.5A RESOLUTION WITH GLYCEROL IN THE ACTIVE SITE
 
Authors :  C. Madhurantakam, E. Rajakumara, P. A. Mazumdar, B. Saha, D. Mitra, H. G R. Sankaranarayanan, A. K. Das
Date :  20 Jul 04  (Deposition) - 22 Mar 05  (Release) - 13 Jul 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.50
Chains :  Asym./Biol. Unit :  A
Keywords :  Hydrolase, Tyrosine Phosphatase, Mycobacterium Tuberculosis (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  C. Madhurantakam, E. Rajakumara, P. A. Mazumdar, B. Saha, D. Mitra, H. G. Wiker, R. Sankaranarayanan, A. K. Das
Crystal Structure Of Low-Molecular-Weight Protein Tyrosine Phosphatase From Mycobacterium Tuberculosis At 1. 9-A Resolution
J. Bacteriol. V. 187 2175 2005
PubMed-ID: 15743966  |  Reference-DOI: 10.1128/JB.187.6.2175-2181.2005

(-) Compounds

Molecule 1 - LOW MOLECULAR WEIGHT PROTEIN-TYROSINE-PHOSPHATASE
    ChainsA
    EC Number3.1.3.48
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPQE30
    Expression System StrainSG13009
    Expression System Taxid562
    Expression System Vector TypePLASMID
    GeneMPTPA
    Organism ScientificMYCOBACTERIUM TUBERCULOSIS
    Organism Taxid1773
    SynonymPTPASE

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

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

Asymmetric/Biological Unit (2, 2)
No.NameCountTypeFull Name
1CL1Ligand/IonCHLORIDE ION
2GOL1Ligand/IonGLYCEROL

(-) Sites  (2, 2)

Asymmetric Unit (2, 2)
No.NameEvidenceResiduesDescription
1AC1SOFTWARECYS A:11 , ASN A:14 , ILE A:15 , CYS A:16 , GOL A:165BINDING SITE FOR RESIDUE CL A 164
2AC2SOFTWAREGLY A:13 , ARG A:32 , HIS A:49 , CL A:164 , HOH A:202BINDING SITE FOR RESIDUE GOL A 165

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1U2Q)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1U2Q)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1U2Q)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 1U2Q)

(-) Exons   (0, 0)

(no "Exon" information available for 1U2Q)

(-) Sequences/Alignments

Asymmetric/Biological 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:155
 aligned with PTPA_MYCTO | P9WIA0 from UniProtKB/Swiss-Prot  Length:163

    Alignment length:155
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153     
           PTPA_MYCTO     4 PLHVTFVCTGNICRSPMAEKMFAQQLRHRGLGDAVRVTSAGTGNWHVGSCADERAAGVLRAHGYPTDHRAAQVGTEHLAADLLVALDRNHARLLRQLGVEAARVRMLRSFDPRSGTHALDVEDPYYGDHSDFEEVFAVIESALPGLHDWVDERLA 158
               SCOP domains d1u2qa_ A: automated matches                                                                                                                                SCOP domains
               CATH domains 1u2qA00 A:4-158  [code=3.40.50.270, no name defined]                                                                                                        CATH domains
               Pfam domains ---LMWPc-1u2qA01 A:7-150                                                                                                                           -------- Pfam domains
         Sec.struct. author .eeeeeee....hhhhhhhhhhhhhhhhh.....eeeeeee..........hhhhhhhhhhh...........hhhhhh..eeee.hhhhhhhhhhh..hhh.eee.hhhh................hhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1u2q A   4 PLHVTFVCTGNICRSPMAEKMFAQQLRHRGLGDAVRVTSAGTGNWHVGSCADERAAGVLRAHGYPTDHRAAQVGTEHLAADLLVALDRNHARLLRQLGVEAARVRMLRSFDPRSGTHALDVEDPYYGDHSDFEEVFAVIESALPGLHDWVDERLA 158
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153     

Chain A from PDB  Type:PROTEIN  Length:155
 aligned with PTPA_MYCTU | P9WIA1 from UniProtKB/Swiss-Prot  Length:163

    Alignment length:155
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153     
           PTPA_MYCTU     4 PLHVTFVCTGNICRSPMAEKMFAQQLRHRGLGDAVRVTSAGTGNWHVGSCADERAAGVLRAHGYPTDHRAAQVGTEHLAADLLVALDRNHARLLRQLGVEAARVRMLRSFDPRSGTHALDVEDPYYGDHSDFEEVFAVIESALPGLHDWVDERLA 158
               SCOP domains d1u2qa_ A: automated matches                                                                                                                                SCOP domains
               CATH domains 1u2qA00 A:4-158  [code=3.40.50.270, no name defined]                                                                                                        CATH domains
               Pfam domains ---LMWPc-1u2qA01 A:7-150                                                                                                                           -------- Pfam domains
         Sec.struct. author .eeeeeee....hhhhhhhhhhhhhhhhh.....eeeeeee..........hhhhhhhhhhh...........hhhhhh..eeee.hhhhhhhhhhh..hhh.eee.hhhh................hhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1u2q A   4 PLHVTFVCTGNICRSPMAEKMFAQQLRHRGLGDAVRVTSAGTGNWHVGSCADERAAGVLRAHGYPTDHRAAQVGTEHLAADLLVALDRNHARLLRQLGVEAARVRMLRSFDPRSGTHALDVEDPYYGDHSDFEEVFAVIESALPGLHDWVDERLA 158
                                    13        23        33        43        53        63        73        83        93       103       113       123       133       143       153     

   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, 1)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 1)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (1, 1)

Asymmetric/Biological Unit

(-) Gene Ontology  (14, 22)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (PTPA_MYCTO | P9WIA0)
molecular function
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0004721    phosphoprotein phosphatase activity    Catalysis of the reaction: a phosphoprotein + H2O = a protein + phosphate. Together with protein kinases, these enzymes control the state of phosphorylation of cell proteins and thereby provide an important mechanism for regulating cellular activity.
    GO:0004725    protein tyrosine phosphatase activity    Catalysis of the reaction: protein tyrosine phosphate + H2O = protein tyrosine + phosphate.
biological process
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    GO:0035335    peptidyl-tyrosine dephosphorylation    The removal of phosphoric residues from peptidyl-O-phospho-tyrosine to form peptidyl-tyrosine.
    GO:0006470    protein dephosphorylation    The process of removing one or more phosphoric residues from a protein.
cellular component
    GO:0030430    host cell cytoplasm    The cytoplasm of a host cell.
    GO:0044174    host cell endosome    A membrane-bounded organelle that carries materials newly ingested by endocytosis. It passes many of the materials to host cell lysosomes for degradation.

Chain A   (PTPA_MYCTU | P9WIA1)
molecular function
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0004438    phosphatidylinositol-3-phosphatase activity    Catalysis of the reaction: 1-phosphatidyl-1D-myo-inositol 3-phosphate + H2O = 1-phosphatidyl-1D-myo-inositol + phosphate.
    GO:0004721    phosphoprotein phosphatase activity    Catalysis of the reaction: a phosphoprotein + H2O = a protein + phosphate. Together with protein kinases, these enzymes control the state of phosphorylation of cell proteins and thereby provide an important mechanism for regulating cellular activity.
    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:0004725    protein tyrosine phosphatase activity    Catalysis of the reaction: protein tyrosine phosphate + H2O = protein tyrosine + phosphate.
biological process
    GO:0052046    modification by symbiont of host morphology or physiology via secreted substance    The process in which an organism effects a change in the structure or function of its host organism, mediated by a substance secreted by one of the organisms. The host is defined as the larger of the organisms involved in a symbiotic interaction.
    GO:0052083    negative regulation by symbiont of host cell-mediated immune response    Any process in which an organism stops, prevents, or reduces the frequency, rate or extent of the cell mediated immune response of the host organism. The host is defined as the larger of the organisms involved in a symbiotic interaction.
    GO:0009405    pathogenesis    The set of specific processes that generate the ability of an organism to induce an abnormal, generally detrimental state in another organism.
    GO:0035335    peptidyl-tyrosine dephosphorylation    The removal of phosphoric residues from peptidyl-O-phospho-tyrosine to form peptidyl-tyrosine.
    GO:0006470    protein dephosphorylation    The process of removing one or more phosphoric residues from a 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.
    GO:0030430    host cell cytoplasm    The cytoplasm of a host cell.
    GO:0044174    host cell endosome    A membrane-bounded organelle that carries materials newly ingested by endocytosis. It passes many of the materials to host cell lysosomes for degradation.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.

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 Related Entries

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

UniProtKB/Swiss-Prot
        PTPA_MYCTO | P9WIA01u2p 1zoj 2luo
        PTPA_MYCTU | P9WIA11u2p 1zoj 2luo

(-) Related Entries Specified in the PDB File

1u2p CRYSTAL STRUCTURE OF MYCOBACTERIUM TUBERCULOSIS LOW MOLECULAR WEIGHT PROTEIN TYROSINE PHOSPHATASE (MPTPA) AT 1.9A RESOLUTION