Peptide Database

Peptide NameR8

Function Ontology

Delivery / Targeting ▸ Cell penetration ▸ Cell-penetrating peptide

Delivery / Targeting ▸ Drug delivery vehicle

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC54H110N34O10

DescriptionStandard

        RRRRRRRRK
    

Molecular Weight1395.67 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)8.76

Net Charge (pH 7.4) 8.55

Charge Density (pH 7.0) 0.9732

GRAVY Index-4.43

Hydrophobic Moment 0.29

Boman Index-2.42

Instability Index454.40

Aliphatic Index 0.00

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 817.34

LogP -10.49

H-bond Donors 35.0

H-bond Acceptors 19.0

Rotatable Bonds 53.0

Heavy Atoms 98.0

Ring Count 0.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0301612 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyPolyarginine

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermFluorescein/FITC labeling

C-TermNone

Bio-Activity Profile

Function

Cell-penetrating peptide Cargo delivery