Peptide Database

Peptide NameInhibitor of insect alpha-amilase SIa-2

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antifungal

Antimicrobial ▸ Antifungal ▸ Fungicidal activity

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Plant bioactivity ▸ Plant defense peptide

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length48 amino acids

Chemical FormulaC216H350N72O63S11

DescriptionStandard

        RVCMGKSAGFKGLCMRDQNCAQVCLQEGWGGGNCDGVMRQCKCIRQCW
    

Molecular Weight5316.25 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)3.68

Net Charge (pH 7.4) 3.36

Charge Density (pH 7.0) 0.0767

GRAVY Index-0.29

Hydrophobic Moment 0.58

Boman Index-0.09

Instability Index43.22

Aliphatic Index 46.67

Aromaticity 0.0625

Extinction Coeff. Reduced 11000.00

Extinction Coeff. Oxidized 11500.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 2222.02

LogP -26.91

H-bond Donors 85.0

H-bond Acceptors 78.0

Rotatable Bonds 182.0

Heavy Atoms 362.0

Ring Count 5.0

Amide Bonds 54.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0364638 VERIFIED: YES

Provenance & Taxonomy

OrganismSorghum vulgare [Plant]; Sorghum bicolor [Plant]

Tax ID4558

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory

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