Peptide Database

Peptide NameGlutein fragment 4

Function Ontology

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

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC45H72N12O12

DescriptionStandard

        LQAFEPLR
    

Molecular Weight973.13 Da

Isoelectric Point (pI)6.00

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0296

GRAVY Index-0.11

Hydrophobic Moment 0.43

Boman Index-0.01

Instability Index97.65

Aliphatic Index 110.00

Aromaticity 0.1250

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 400.52

LogP -1.95

H-bond Donors 13.0

H-bond Acceptors 12.0

Rotatable Bonds 30.0

Heavy Atoms 69.0

Ring Count 2.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0273427 VERIFIED: YES

Provenance & Taxonomy

OrganismOryza sativa [Plant]; Avena sativa [Plant]

Tax ID4530

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory DPP-IV Inhibitory

TargetDipeptidyl peptidase IV

Activity103.5 μM

MethodIC50

RECORD: Rec_0318687 VERIFIED: YES