Peptide Database

Peptide NameTrypsin inhibitor CSTI IIb

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC148H245N37O46S8

DescriptionStandard

        MVCPKILMKCKHDSDCLLDCVCLEDIGYCGVS
    

Molecular Weight3535.27 Da

Isoelectric Point (pI)4.75

Net Charge (pH 7.0)-2.47

Net Charge (pH 7.4) -2.83

Charge Density (pH 7.0) -0.0771

GRAVY Index0.56

Hydrophobic Moment 0.35

Boman Index0.16

Instability Index38.14

Aliphatic Index 100.31

Aromaticity 0.0312

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 1310.56

LogP -10.43

H-bond Donors 50.0

H-bond Acceptors 53.0

Rotatable Bonds 118.0

Heavy Atoms 239.0

Ring Count 3.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0183060 VERIFIED: NO

Provenance & Taxonomy

OrganismCucumis sativus [Plant]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-20; 10-22; 16-29

Bio-Activity Profile

Function

Enzyme inhibitory

RECORD: Rec_0328615 VERIFIED: YES