Peptide Database

Peptide NameB4

Function Ontology

Antimicrobial

Antiviral

Antiviral ▸ Antiviral mechanism ▸ Viral entry inhibition ▸ Entry inhibitor

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC97H174N28O23

DescriptionStandard

        RRKKAAVALLPAVLLAELAP
    

Molecular Weight2100.59 Da

Isoelectric Point (pI)11.00

Net Charge (pH 7.0)2.76

Net Charge (pH 7.4) 2.55

Charge Density (pH 7.0) 0.1380

GRAVY Index0.73

Hydrophobic Moment 0.32

Boman Index0.13

Instability Index67.03

Aliphatic Index 156.50

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 811.78

LogP -4.07

H-bond Donors 28.0

H-bond Acceptors 26.0

Rotatable Bonds 68.0

Heavy Atoms 148.0

Ring Count 2.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0105173 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilySignal peptide

Tax ID9606;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antiviral Entry inhibitor

TargetVaccinia virus (Virus entry); HeLa

Activity6.43 mOD/min

MethodPlaque assay

RECORD: Rec_0209397 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antiviral Antimicrobial