Peptide Database

Peptide NameTrypsin inhibitor CSTI-IV

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC142H231N39O41S9

DescriptionStandard

        MMCPRILMKCKHDSDCLPGCVCLEHIEYCG
    

Molecular Weight3429.17 Da

Isoelectric Point (pI)5.97

Net Charge (pH 7.0)-1.38

Net Charge (pH 7.4) -1.79

Charge Density (pH 7.0) -0.0460

GRAVY Index0.22

Hydrophobic Moment 0.45

Boman Index0.08

Instability Index68.98

Aliphatic Index 74.67

Aromaticity 0.0333

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 1250.60

LogP -9.47

H-bond Donors 48.0

H-bond Acceptors 51.0

Rotatable Bonds 112.0

Heavy Atoms 231.0

Ring Count 5.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0058991 VERIFIED: YES

Provenance & Taxonomy

OrganismCucumis sativus [Plant]

Tax ID3659

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory

RECORD: Rec_0235867 VERIFIED: NO