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MYP_125772
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Basic Information
Defensin-like protein 21 (Small protein inhibitor of insect alpha-amylases 2.1), (SI alpha-2.1)
Antimicrobial
Antimicrobial ▸ Antifungal
Antimicrobial ▸ Antifungal ▸ Fungicidal activity
Enzyme modulation ▸ Enzyme inhibition ▸ Amylase inhibition ▸ Alpha-amylase inhibitory
Metabolic ▸ Glucose metabolism ▸ Antidiabetic
Other / Curated residual function label ▸ Generic enzyme inhibition annotation
Plant bioactivity ▸ Plant defense peptide
Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic
Standard
47 amino acids
C208H344N76O62S10
Standard
Sequence
RVCRRRSAGFKGLCMSDHNCAQVCLQEGWGGGNCDGVMRQCKCIRQC
Physicochemical Analysis
5222.08 Da
8.97
4.77
4.39
0.1015
-0.42
0.58
-0.20
83.48
47.66
0.0426
5500.00
6000.00
The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.
Residue Composition
Amino Acid Composition
Chemical Descriptors
2280.73
-30.41
89.0
78.0
179.0
356.0
4.0
52.0
Structural Visualization
3D PDB MODEL
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2D CHEMICAL STRUCTURE
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Experimental Records
RECORD: Rec_0215166 VERIFIED: NO
Provenance & Taxonomy
Sorghum bicolor [Plant]
Defensin
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Antimicrobial
PaperDefensin-like protein 21 (Small protein inhibitor of insect alpha-amylases 2.1), (SI alpha-2.1) Evidence URLhttps://www.uniprot.org/uniprotkb/Q09198/entry
RECORD: Rec_0229636 VERIFIED: NO
Provenance & Taxonomy
Sorghum vulgare,Sorghum bicolor [Plant]
Structure & Mods
disulfide-constrained cyclic peptide [Cyclic]
canonical L-amino-acid peptide [L]
3-47; 14-34; 20-41; 24-43
Bio-Activity Profile
Enzyme inhibitory
RECORD: Rec_0322603 VERIFIED: YES
Provenance & Taxonomy
Sorghum vulgare [Plant]; Sorghum bicolor [Plant]
4558
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Enzyme inhibitory
PaperPubMed PMID 7705336 PMID7705336 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/7705336/
RECORD: Rec_0341981 VERIFIED: YES
Provenance & Taxonomy
not reported [other]
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Antidiabetic Alpha-amylase Inhibitory
Alpha-amylase
PaperNitti G., Orru S., Bloch C., Morhy L., Marino G., Pucci P.. Amino acid sequence and disulphide-bridge pattern of three gamma-thionins from Sorghum bicolor. Eur. J. Biochem., 228, 250-256, 1995.
RECORD: Rec_0351566 VERIFIED: NO
Provenance & Taxonomy
Sorghum bicolor [Plant]
Defensin
Structure & Mods
linear peptide [Linear]
canonical L-amino-acid peptide [L]
Bio-Activity Profile
Antimicrobial Antifungal Fungicide Plant Defense Non-hemolytic Non-ribosomal
Qualitative functional evidence
PMID7705336 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/7705336/; https://www.uniprot.org/uniprotkb/Q09198/entry; https://bblserver.org.in/ampdb/
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