Peptide Database

Peptide NamePPPPPPPPA

Function Ontology

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

Metabolic ▸ Glucose metabolism ▸ Antidiabetic

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC43H63N9O10

DescriptionStandard

        PPPPPPPPA
    

Molecular Weight866.01 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0046

GRAVY Index-1.22

Hydrophobic Moment 0.07

Boman Index0.18

Instability Index180.09

Aliphatic Index 11.11

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 220.60

LogP -0.74

H-bond Donors 3.0

H-bond Acceptors 10.0

Rotatable Bonds 10.0

Heavy Atoms 62.0

Ring Count 8.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0080444 VERIFIED: YES

Provenance & Taxonomy

OrganismOryza sativa [Plant]

Familyrice protein hydrolysate-derived peptide

Tax ID4530

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory DPP-IV inhibitory Antidiabetic

TargetDPP-4

Activity177.0 ± 6.0 μM

MethodIC50