Peptide Database

Peptide NameInhibitor of insect alpha-amilase SIa-3

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length48 amino acids

Chemical FormulaC220H356N78O63S9

DescriptionStandard

        RVCRRRSAGFKGLCMSDHNCAQVCLQEGWGGGNCDGVIRQCKCIRQCW
    

Molecular Weight5390.25 Da

Isoelectric Point (pI)8.97

Net Charge (pH 7.0)4.77

Net Charge (pH 7.4) 4.39

Charge Density (pH 7.0) 0.0994

GRAVY Index-0.38

Hydrophobic Moment 0.57

Boman Index-0.17

Instability Index88.45

Aliphatic Index 54.79

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 2325.62

LogP -28.91

H-bond Donors 91.0

H-bond Acceptors 78.0

Rotatable Bonds 182.0

Heavy Atoms 370.0

Ring Count 6.0

Amide Bonds 53.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0074824 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

RECORD: Rec_0285379 VERIFIED: NO