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P23432

- E13C_TOBAC

UniProt

P23432 - E13C_TOBAC

Protein

Glucan endo-1,3-beta-glucosidase

Gene

SP41A

Organism
Nicotiana tabacum (Common tobacco)
Status
Reviewed - Annotation score: 4 out of 5- Experimental evidence at protein leveli
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    • History
      Entry version 74 (01 Oct 2014)
      Sequence version 1 (01 Nov 1991)
      Previous versions | rss
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    Functioni

    Implicated in the defense of plants against pathogens.

    Catalytic activityi

    Hydrolysis of (1->3)-beta-D-glucosidic linkages in (1->3)-beta-D-glucans.

    Sites

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Active sitei268 – 2681NucleophileBy similarity
    Active sitei328 – 3281Proton donorBy similarity

    GO - Molecular functioni

    1. glucan endo-1,3-beta-D-glucosidase activity Source: UniProtKB-EC

    GO - Biological processi

    1. carbohydrate metabolic process Source: InterPro
    2. plant-type hypersensitive response Source: UniProtKB-KW
    3. response to biotic stimulus Source: UniProtKB-KW

    Keywords - Molecular functioni

    Glycosidase, Hydrolase, Pathogenesis-related protein

    Keywords - Biological processi

    Hypersensitive response, Plant defense

    Protein family/group databases

    CAZyiGH17. Glycoside Hydrolase Family 17.

    Names & Taxonomyi

    Protein namesi
    Recommended name:
    Glucan endo-1,3-beta-glucosidase (EC:3.2.1.39)
    Alternative name(s):
    (1->3)-beta-glucan endohydrolase
    Short name:
    (1->3)-beta-glucanase
    Beta-1,3-endoglucanase
    Gene namesi
    Name:SP41A
    OrganismiNicotiana tabacum (Common tobacco)
    Taxonomic identifieri4097 [NCBI]
    Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaeasteridslamiidsSolanalesSolanaceaeNicotianoideaeNicotianeaeNicotiana

    Subcellular locationi

    Secretedextracellular spaceextracellular matrix 2 Publications
    Note: Stylar secretory matrix.

    GO - Cellular componenti

    1. proteinaceous extracellular matrix Source: UniProtKB-SubCell

    Keywords - Cellular componenti

    Extracellular matrix, Secreted

    PTM / Processingi

    Molecule processing

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Signal peptidei1 – 3232Add
    BLAST
    Chaini33 – 351319Glucan endo-1,3-beta-glucosidasePRO_0000011875Add
    BLAST

    Amino acid modifications

    Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
    Modified residuei33 – 331Pyrrolidone carboxylic acid1 Publication
    Glycosylationi79 – 791N-linked (GlcNAc...)Sequence Analysis
    Glycosylationi99 – 991N-linked (GlcNAc...)Sequence Analysis
    Glycosylationi235 – 2351N-linked (GlcNAc...)Sequence Analysis
    Glycosylationi337 – 3371N-linked (GlcNAc...)Sequence Analysis

    Post-translational modificationi

    Glycosylated.1 Publication
    The N-terminus is blocked.

    Keywords - PTMi

    Glycoprotein, Pyrrolidone carboxylic acid

    Proteomic databases

    ProMEXiP23432.

    Expressioni

    Developmental stagei

    Maximal level of accumulation during anthesis.2 Publications

    Structurei

    3D structure databases

    ProteinModelPortaliP23432.
    ModBaseiSearch...
    MobiDBiSearch...

    Family & Domainsi

    Sequence similaritiesi

    Belongs to the glycosyl hydrolase 17 family.Curated

    Keywords - Domaini

    Signal

    Family and domain databases

    Gene3Di3.20.20.80. 1 hit.
    InterProiIPR000490. Glyco_hydro_17.
    IPR013781. Glyco_hydro_catalytic_dom.
    IPR017853. Glycoside_hydrolase_SF.
    [Graphical view]
    PfamiPF00332. Glyco_hydro_17. 1 hit.
    [Graphical view]
    SUPFAMiSSF51445. SSF51445. 1 hit.
    PROSITEiPS00587. GLYCOSYL_HYDROL_F17. 1 hit.
    [Graphical view]

    Sequencei

    Sequence statusi: Complete.

    Sequence processingi: The displayed sequence is further processed into a mature form.

    P23432-1 [UniParc]FASTAAdd to Basket

    « Hide

    MALWYLFNKR SLGAAVLILV GLLMCNIQMT GAQSNIGVCY GKIANNLPSE    50
    QDVINLYKAN GIRKMRIYNS DTNIFKSLNG SNIEIILDVP NQDLEALANS 100
    SIANGWVQDN IRSHFPYVKF KYISIGNEVS PSNNGQYSQF LLHAMENVYN 150
    ALAAAGLQDK IKVTTATYSG LLANTYPPKD SIFREEFKSF INPIIEFLAR 200
    NNLPLLANIY PYFGHIYNTV DVPLSYALFN QQGTNSTGYQ NLFDALLDSI 250
    YFAVEKAGGP NVEIIVSESG WPSEGNSAAT IENAQTYYRN LVNHVKGGAG 300
    TPKKPGRIVE TYLFAMFDEN EKNGEVTEKH FGLFYPNRTA KYQLNFMYSD 350
    T 351
    Length:351
    Mass (Da):39,186
    Last modified:November 1, 1991 - v1
    Checksum:i5B8B82C3E8C71F39
    GO

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    X54430 mRNA. Translation: CAA38302.1.
    X81560 Genomic DNA. Translation: CAA57255.1.
    PIRiS62695. S12013.

    Cross-referencesi

    Sequence databases

    Select the link destinations:
    EMBL
    GenBank
    DDBJ
    Links Updated
    X54430 mRNA. Translation: CAA38302.1 .
    X81560 Genomic DNA. Translation: CAA57255.1 .
    PIRi S62695. S12013.

    3D structure databases

    ProteinModelPortali P23432.
    ModBasei Search...
    MobiDBi Search...

    Protein family/group databases

    CAZyi GH17. Glycoside Hydrolase Family 17.

    Proteomic databases

    ProMEXi P23432.

    Protocols and materials databases

    Structural Biology Knowledgebase Search...

    Family and domain databases

    Gene3Di 3.20.20.80. 1 hit.
    InterProi IPR000490. Glyco_hydro_17.
    IPR013781. Glyco_hydro_catalytic_dom.
    IPR017853. Glycoside_hydrolase_SF.
    [Graphical view ]
    Pfami PF00332. Glyco_hydro_17. 1 hit.
    [Graphical view ]
    SUPFAMi SSF51445. SSF51445. 1 hit.
    PROSITEi PS00587. GLYCOSYL_HYDROL_F17. 1 hit.
    [Graphical view ]
    ProtoNeti Search...

    Publicationsi

    1. "A major stylar matrix polypeptide (sp41) is a member of the pathogenesis-related proteins superclass."
      Ori N., Sessa G., Lotan T., Himmelhoch S., Fluhr R.
      EMBO J. 9:3429-3436(1990) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [MRNA], PARTIAL PROTEIN SEQUENCE, GLYCOSYLATION, SUBCELLULAR LOCATION, DEVELOPMENTAL STAGE.
    2. "The expression of an abundant transmitting tract-specific endoglucanase (Sp41) is promoter-dependent and not essential for the reproductive physiology of tobacco."
      Sessa G., Fluhr R.
      Plant Mol. Biol. 29:969-982(1995) [PubMed] [Europe PMC] [Abstract]
      Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA], SUBCELLULAR LOCATION, DEVELOPMENTAL STAGE.
      Strain: cv. Samsun NN.
      Tissue: Style.

    Entry informationi

    Entry nameiE13C_TOBAC
    AccessioniPrimary (citable) accession number: P23432
    Entry historyi
    Integrated into UniProtKB/Swiss-Prot: November 1, 1991
    Last sequence update: November 1, 1991
    Last modified: October 1, 2014
    This is version 74 of the entry and version 1 of the sequence. [Complete history]
    Entry statusiReviewed (UniProtKB/Swiss-Prot)
    Annotation programPlant 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

    External Data

    Dasty 3