Peptide Database

Peptide NameTrypsin inhibitor

Function Ontology

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC158H248N44O47S6

DescriptionStandard

        DKCSPSGAICSGFGPPEQCCSGACVPHPILRIFVCQ
    

Molecular Weight3708.32 Da

Isoelectric Point (pI)6.70

Net Charge (pH 7.0)-0.21

Net Charge (pH 7.4) -0.55

Charge Density (pH 7.0) -0.0058

GRAVY Index0.32

Hydrophobic Moment 0.54

Boman Index0.19

Instability Index56.90

Aliphatic Index 65.00

Aromaticity 0.0556

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 375.00

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

Amino Acid Composition

TPSA 1396.17

LogP -16.78

H-bond Donors 51.0

H-bond Acceptors 54.0

Rotatable Bonds 111.0

Heavy Atoms 255.0

Ring Count 8.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0331735 VERIFIED: YES

Provenance & Taxonomy

OrganismSpinacia oleracea [Plant]

Tax ID3562

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory

RECORD: Rec_0401471 VERIFIED: NO