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(-) Description

Title :  STRUCTURE OF CITRATE-BOUND PERIPLASMIC DOMAIN OF SENSOR HISTIDINE KINASE CITA
 
Authors :  M. Sevvana, V. Vijayan, M. Zweckstetter, S. Reinelt, D. R. Madden, G. M. Sheldrick, M. Bott, C. Griesinger, S. Becker
Date :  18 Oct 06  (Deposition) - 23 Oct 07  (Release) - 13 Apr 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.60
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Transferase, Signal Transduction, Transmembrane, Phosphorylation, Two-Component Regulatory System (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. Sevvana, V. Vijayan, M. Zweckstetter, S. Reinelt, D. R. Madden, R. Herbst-Irmer, G. M. Sheldrick, M. Bott, C. Griesinger, S. Becker
A Ligand-Induced Switch In The Periplasmic Domain Of Sensor Histidine Kinase Cita.
J. Mol. Biol. V. 377 512 2008
PubMed-ID: 18258261  |  Reference-DOI: 10.1016/J.JMB.2008.01.024

(-) Compounds

Molecule 1 - SENSOR KINASE CITA
    ChainsA, B
    EC Number2.7.13.3
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET16B
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    FragmentPERIPLASMIC LIGAND BINDING DOMAIN, RESIDUES 45-176
    Organism ScientificKLEBSIELLA PNEUMONIAE
    Organism Taxid573
    SynonymSENSOR HISTIDINE KINASE CITA PERIPLASMIC DOMAIN

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 15)

Asymmetric/Biological Unit (5, 15)
No.NameCountTypeFull Name
1FLC2Ligand/IonCITRATE ANION
2GOL2Ligand/IonGLYCEROL
3MSE8Mod. Amino AcidSELENOMETHIONINE
4NA2Ligand/IonSODIUM ION
5SO41Ligand/IonSULFATE ION

(-) Sites  (7, 7)

Asymmetric Unit (7, 7)
No.NameEvidenceResiduesDescription
1AC1SOFTWARETYR A:56 , THR A:58 , ARG A:66 , HIS A:69 , MSE A:79 , GLU A:80 , GLY A:100 , SER A:101 , LEU A:102 , ARG A:107 , LYS A:109 , SER A:124 , HOH A:2087 , HOH A:2108BINDING SITE FOR RESIDUE FLC A1133
2AC2SOFTWARESER A:24 , SER A:110 , PRO A:111 , GOL A:1136 , HOH A:2089BINDING SITE FOR RESIDUE NA A1134
3AC3SOFTWAREGLY A:103 , SER A:104 , HOH A:2086 , SER B:104BINDING SITE FOR RESIDUE SO4 A1135
4AC4SOFTWAREMSE A:21 , SER A:24 , SER A:93 , SER A:110 , NA A:1134 , HOH A:2091 , HOH A:2109 , HOH A:2110 , PHE B:51BINDING SITE FOR RESIDUE GOL A1136
5AC5SOFTWARETYR B:56 , THR B:58 , ARG B:66 , HIS B:69 , MSE B:79 , GLU B:80 , GLY B:100 , SER B:101 , LEU B:102 , ARG B:107 , LYS B:109 , SER B:124 , HOH B:2084 , HOH B:2102BINDING SITE FOR RESIDUE FLC B1130
6AC6SOFTWARESER B:24 , SER B:110 , PRO B:111 , GOL B:1132 , HOH B:2086BINDING SITE FOR RESIDUE NA B1131
7AC7SOFTWAREPHE A:51 , MSE B:21 , SER B:24 , SER B:93 , SER B:110 , NA B:1131 , HOH B:2078 , HOH B:2103 , HOH B:2104BINDING SITE FOR RESIDUE GOL B1132

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2J80)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 2J80)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2J80)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 2J80)

(-) Exons   (0, 0)

(no "Exon" information available for 2J80)

(-) 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:129
 aligned with CITA_KLEPN | P52687 from UniProtKB/Swiss-Prot  Length:547

    Alignment length:129
                                    56        66        76        86        96       106       116       126       136       146       156       166         
           CITA_KLEPN    47 TEERLHYQVGQRALIQAMQISAMPELVEAVQKRDLARIKALIDPMRSFSDATYITVGDASGQRLYHVNPDEIGKSMEGGDSDEALINAKSYVSVRKGSLGSSLRGKSPIQDATGKVIGIVSVGYTIEQL 175
               SCOP domains d2j80a_ A: automated matches                                                                                                      SCOP domains
               CATH domains 2j80A00 A:4-132  [code=3.30.450.20, no name defined]                                                                              CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh....eeeeee....eee..hhhhh........hhhhhh....eeeeeee..eeeeeeeeeee.....eeeeeeeeee.hhh Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript --------------------------------------------------------------------------------------------------------------------------------- Transcript
                 2j80 A   4 TEERLHYQVGQRALIQAmQISAmPELVEAVQKRDLARIKALIDPmRSFSDATYITVGDASGQRLYHVNPDEIGKSmEGGDSDEALINAKSYVSVRKGSLGSSLRGKSPIQDATGKVIGIVSVGYTIEQL 132
                                    13       |23  |     33        43    |   53        63        73     |  83        93       103       113       123         
                                            21-MSE|                    48-MSE                         79-MSE                                                 
                                                 26-MSE                                                                                                      

Chain B from PDB  Type:PROTEIN  Length:124
 aligned with CITA_KLEPN | P52687 from UniProtKB/Swiss-Prot  Length:547

    Alignment length:124
                                    58        68        78        88        98       108       118       128       138       148       158       168    
           CITA_KLEPN    49 ERLHYQVGQRALIQAMQISAMPELVEAVQKRDLARIKALIDPMRSFSDATYITVGDASGQRLYHVNPDEIGKSMEGGDSDEALINAKSYVSVRKGSLGSSLRGKSPIQDATGKVIGIVSVGYTI 172
               SCOP domains d2j80b_ B: automated matches                                                                                                 SCOP domains
               CATH domains 2j80B00 B:6-129  [code=3.30.450.20, no name defined]                                                                         CATH domains
               Pfam domains ---------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhh....eeeeee....eee..hhhhh........hhhhhh....eeeeeee..eeeeeeeeeee.....eeeeeeeeee. Sec.struct. author
                 SAPs(SNPs) ---------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ---------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ---------------------------------------------------------------------------------------------------------------------------- Transcript
                 2j80 B   6 ERLHYQVGQRALIQAmQISAmPELVEAVQKRDLARIKALIDPmRSFSDATYITVGDASGQRLYHVNPDEIGKSmEGGDSDEALINAKSYVSVRKGSLGSSLRGKSPIQDATGKVIGIVSVGYTI 129
                                    15     |  25|       35        45  |     55        65        75   |    85        95       105       115       125    
                                          21-MSE|                    48-MSE                         79-MSE                                              
                                               26-MSE                                                                                                   

   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/Biological Unit

(-) CATH Domains  (1, 2)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 2J80)

(-) Gene Ontology  (16, 16)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (CITA_KLEPN | P52687)
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: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:0000155    phosphorelay sensor kinase activity    Catalysis of the phosphorylation of a histidine residue in response to detection of an extracellular signal such as a chemical ligand or change in environment, to initiate a change in cell state or activity. The two-component sensor is a histidine kinase that autophosphorylates a histidine residue in its active site. The phosphate is then transferred to an aspartate residue in a downstream response regulator, to trigger a response.
    GO:0004673    protein histidine kinase activity    Catalysis of the reaction: ATP + protein L-histidine = ADP + protein phospho-L-histidine.
    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.
    GO:0016772    transferase activity, transferring phosphorus-containing groups    Catalysis of the transfer of a phosphorus-containing group from one compound (donor) to another (acceptor).
biological process
    GO:0018106    peptidyl-histidine phosphorylation    The phosphorylation of peptidyl-histidine to form peptidyl-1'-phospho-L-histidine (otherwise known as tau-phosphohistidine, tele-phosphohistidine) or peptidyl-3'-phospho-L-histidine (otherwise known as pi-phosphohistidine, pros-phosphohistidine).
    GO:0000160    phosphorelay signal transduction system    A conserved series of molecular signals found in prokaryotes and eukaryotes; involves autophosphorylation of a histidine kinase and the transfer of the phosphate group to an aspartate that then acts as a phospho-donor to response regulator proteins.
    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.
    GO:0007165    signal transduction    The cellular process in which a signal is conveyed to trigger a change in the activity or state of a cell. Signal transduction begins with reception of a signal (e.g. a ligand binding to a receptor or receptor activation by a stimulus such as light), or for signal transduction in the absence of ligand, signal-withdrawal or the activity of a constitutively active receptor. Signal transduction ends with regulation of a downstream cellular process, e.g. regulation of transcription or regulation of a metabolic process. Signal transduction covers signaling from receptors located on the surface of the cell and signaling via molecules located within the cell. For signaling between cells, signal transduction is restricted to events at and within the receiving cell.
    GO:0023014    signal transduction by protein phosphorylation    A process in which the transfer of one or more phosphate groups to a substrate transmits a signal to the phosphorylated substrate.
cellular component
    GO:0016021    integral component of membrane    The component of a membrane consisting of the gene products and protein complexes having at least some part of their peptide sequence embedded in the hydrophobic region of the membrane.
    GO:0005622    intracellular    The living contents of a cell; the matter contained within (but not including) the plasma membrane, usually taken to exclude large vacuoles and masses of secretory or ingested material. In eukaryotes it includes the nucleus and cytoplasm.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    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
        CITA_KLEPN | P526871p0z 2v9a

(-) Related Entries Specified in the PDB File

1p0z SENSOR KINASE CITA BINDING DOMAIN
2j81 STRUCTURE OF CITRATE-FREE PERIPLASMIC DOMAIN OF SENSOR HISTIDINE KINASE CITA