Peptide Database

Peptide NameTFQGPPHG

Function Ontology

Membrane / Ion-channel modulation ▸ Calcium channel modulation ▸ Calcium channel inhibitor

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC38H53N11O11

DescriptionStandard

        TFQGPPHG
    

Molecular Weight839.89 Da

Isoelectric Point (pI)6.40

Net Charge (pH 7.0)-0.51

Net Charge (pH 7.4) -0.76

Charge Density (pH 7.0) -0.0643

GRAVY Index-1.07

Hydrophobic Moment 0.25

Boman Index0.14

Instability Index35.29

Aliphatic Index 0.00

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 341.44

LogP -4.08

H-bond Donors 10.0

H-bond Acceptors 12.0

Rotatable Bonds 21.0

Heavy Atoms 60.0

Ring Count 4.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0409894 VERIFIED: YES

Provenance & Taxonomy

OrganismCarya cathayensis [Plant]

FamilyFood-derived bioactive peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antioxidant

TargetDPPH radical

Activity6.71 ± 1.61 % inhibition

MethodDPPH radical scavenging assay