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Protein

Dextransucrase

Gene
N/A
Organism
Leuconostoc mesenteroides
Status
Reviewed-Annotation score: Annotation score: 2 out of 5-Experimental evidence at protein leveli

Functioni

Involved in the production of dextran, an extracellular glucan polymer.1 Publication

Miscellaneous

Synthesizes water-soluble glucans (alpha 1,6-glucose).1 Publication

Catalytic activityi

Sucrose + ((1->6)-alpha-D-glucosyl)(n) = D-fructose + ((1->6)-alpha-D-glucosyl)(n+1).1 Publication

Kineticsi

  1. KM=69.88 mM for sucrose1 Publication

    pH dependencei

    Optimum pH is 5.0.1 Publication

    Temperature dependencei

    Optimum temperature is 35 degrees Celsius.1 Publication

    GO - Molecular functioni

    Keywordsi

    Molecular functionGlycosyltransferase, Transferase

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Dextransucrase (EC:2.4.1.5)
    Alternative name(s):
    Glucansucrase
    Sucrose 6-glucosyltransferase
    OrganismiLeuconostoc mesenteroides
    Taxonomic identifieri1245 [NCBI]
    Taxonomic lineageiBacteriaFirmicutesBacilliLactobacillalesLeuconostocaceaeLeuconostoc

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)DescriptionActionsGraphical viewLength
    ChainiPRO_00002845531 – ›6Dextransucrase›6

    Family & Domainsi

    Sequence similaritiesi

    Belongs to the glycosyl hydrolase 70 family.Sequence analysis

    Sequencei

    Sequence statusi: Fragment.

    Length:6
    Mass (Da):636
    Last modified:April 17, 2007 - v1
    Checksum:i72D1A451B5BAC000
    GO

    Experimental Info

    Feature keyPosition(s)DescriptionActionsGraphical viewLength
    Non-terminal residuei61 Publication1

    Cross-referencesi

    3D structure databases

    ModBaseiSearch...
    MobiDBiSearch...

    Protocols and materials databases

    Structural Biology KnowledgebaseSearch...

    Family and domain databases

    ProtoNetiSearch...

    Entry informationi

    Entry nameiGTF3_LEUME
    AccessioniPrimary (citable) accession number: P85080
    Entry historyiIntegrated into UniProtKB/Swiss-Prot: April 17, 2007
    Last sequence update: April 17, 2007
    Last modified: October 1, 2014
    This is version 17 of the entry and version 1 of the sequence. See complete history.
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programProkaryotic Protein Annotation Program

    Miscellaneousi

    Keywords - Technical termi

    Direct protein sequencing

    Documents

    1. Glycosyl hydrolases
      Classification of glycosyl hydrolase families and list of entries
    2. SIMILARITY comments
      Index of protein domains and families