Peptide Database

Peptide NameLactotransferrin [310-313]

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ DPP-IV inhibition ▸ DPP-IV inhibitory

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC20H37N5O6

DescriptionStandard

        IPSK
    

Molecular Weight443.54 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.1898

GRAVY Index-0.45

Hydrophobic Moment 0.42

Boman Index-0.04

Instability Index48.45

Aliphatic Index 97.50

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 188.08

LogP -1.47

H-bond Donors 6.0

H-bond Acceptors 7.0

Rotatable Bonds 13.0

Heavy Atoms 31.0

Ring Count 1.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0199239 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory DPP-IV inhibitory

TargetDipeptidyl peptidase IV

Activity406.8±50.4 μM

MethodIC50