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P23433 (E13D_TOBAC) Reviewed, UniProtKB/Swiss-Prot

Last modified February 19, 2014. Version 71. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended 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 names
Name:SP41B
OrganismNicotiana tabacum (Common tobacco)
Taxonomic identifier4097 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaeasteridslamiidsSolanalesSolanaceaeNicotianoideaeNicotianeaeNicotiana

Protein attributes

Sequence length351 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

Implicated in the defense of plants against pathogens.

Catalytic activity

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

Subcellular location

Secretedextracellular spaceextracellular matrix. Note: Stylar secretory matrix. Ref.1

Developmental stage

Maximal level of accumulation during anthesis. Ref.1

Post-translational modification

Glycosylated. Ref.1

The N-terminus is blocked.

Sequence similarities

Belongs to the glycosyl hydrolase 17 family.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Signal peptide1 – 3232
Chain33 – 351319Glucan endo-1,3-beta-glucosidase
PRO_0000011876

Sites

Active site2681Nucleophile By similarity
Active site3281Proton donor By similarity

Amino acid modifications

Modified residue331Pyrrolidone carboxylic acid Probable Ref.1
Glycosylation791N-linked (GlcNAc...) Potential
Glycosylation991N-linked (GlcNAc...) Potential
Glycosylation2351N-linked (GlcNAc...) Potential

Sequences

Sequence LengthMass (Da)Tools
P23433 [UniParc].

Last modified November 1, 1991. Version 1.
Checksum: C13273CFA59A3F8E

FASTA35139,262
        10         20         30         40         50         60 
MALWYLFNKR SLGAAVLILV GLLMCNIQIT GAQSNIGVCY GEIANNLPSE QDVINLYKAN 

        70         80         90        100        110        120 
GIRKMRIYYP DTNIFKALNG SNIEIILEVP NQDLEALANS SIANGWVQDN IRSHFPYVKF 

       130        140        150        160        170        180 
KYISIGNEVS PTNNGQYSQF LLHAMKNVYN ALAAAGLQDK IKVSTATYSG LLANTYPPKD 

       190        200        210        220        230        240 
SIFREELKSF INPIIEFLAR NNLPLLANIY PYFGHIYNTV DVPLSYALFN QQETNSTGYQ 

       250        260        270        280        290        300 
NLFDALLDSI YFAVEKAGGP NVEIIVSESG WPSEGNSAAT IENAQTYYRN LVNHVKGGAG 

       310        320        330        340        350 
TPKKPGRIIE TYLFAMFDEN EKQGEITEKH FGLFYPNRAA KYQLNFMYSD S 

« Hide

References

[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.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X54431 mRNA. Translation: CAA38303.1.
PIRS12014.

3D structure databases

ProteinModelPortalP23433.
ModBaseSearch...
MobiDBSearch...

Protein family/group databases

CAZyGH17. Glycoside Hydrolase Family 17.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

Gene3D3.20.20.80. 1 hit.
InterProIPR000490. Glyco_hydro_17.
IPR013781. Glyco_hydro_catalytic_dom.
IPR017853. Glycoside_hydrolase_SF.
[Graphical view]
PfamPF00332. Glyco_hydro_17. 1 hit.
[Graphical view]
SUPFAMSSF51445. SSF51445. 1 hit.
PROSITEPS00587. GLYCOSYL_HYDROL_F17. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameE13D_TOBAC
AccessionPrimary (citable) accession number: P23433
Entry history
Integrated into UniProtKB/Swiss-Prot: November 1, 1991
Last sequence update: November 1, 1991
Last modified: February 19, 2014
This is version 71 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

Glycosyl hydrolases

Classification of glycosyl hydrolase families and list of entries