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1.C.44.1.1
β-purothionin (A-I) precursor

Accession Number:P01543
Protein Name:THNB aka THI1.3
Length:136
Molecular Weight:14625.00
Species:Triticum aestivum (Wheat) [4565]
Location1 / Topology2 / Orientation3: Secreted1
Substrate small molecules

Cross database links:

Pfam: PF00321   

Gene Ontology

GO:0005576 C:extracellular region
GO:0006952 P:defense response
GO:0009405 P:pathogenesis

References (3)

[1] “Complete primary structures of two subunits of purothionin A, a lethal protein for brewer's yeast from wheat flour.”  Ohtani S.et.al.   914810
[2] “The amino acid sequence of wheat beta-purothionin.”  Mak A.S.et.al.   990986
[3] “Refinement of purothionins reveals solute particles important for lattice formation and toxicity. Part 2: structure of beta-purothionin at 1.7-A resolution.”  Stec B.et.al.   15299761
Structure:
1BHP     

External Searches:

  • Search: DB with
  • BLAST ExPASy (Swiss Institute of Bioinformatics (SIB) BLAST)
  • CDD Search (Conserved Domain Database)
  • Search COGs (Clusters of Orthologous Groups of proteins)
  • 2° Structure (Network Protein Sequence Analysis)

Analyze:

Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence
1:	MGSKGLKGVM VCLLILGLVL EQVQVEGKSC CKSTLGRNCY NLCRARGAQK LCANVCRCKL 
61:	TSGLSCPKDF PKLVLESNSD EPDTMEYCNL GCRSSLCDYI VNAAADDEEM KLYVEQCGDA 
121:	CVNFCNADAG LTSLDA