Peptide Database

Peptide NameCirculin-F (CIRF; Plant defensin)

Function Ontology

Antimicrobial

Antiviral

Antiviral ▸ Anti-HIV

Antiviral ▸ Antiviral mechanism ▸ Viral entry inhibition

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC131H212N36O37S6

DescriptionStandard

        AIPCGESCVWIPCISAAIGCSCKNKVCYR
    

Molecular Weight3075.69 Da

Isoelectric Point (pI)8.34

Net Charge (pH 7.0)1.74

Net Charge (pH 7.4) 1.45

Charge Density (pH 7.0) 0.0599

GRAVY Index0.65

Hydrophobic Moment 0.29

Boman Index0.21

Instability Index25.80

Aliphatic Index 84.14

Aromaticity 0.0690

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 7365.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1151.58

LogP -11.71

H-bond Donors 46.0

H-bond Acceptors 45.0

Rotatable Bonds 95.0

Heavy Atoms 210.0

Ring Count 5.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0185315 VERIFIED: NO

Provenance & Taxonomy

OrganismChassalia parviflora [Plant]

Structure & Mods

Configcyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-20; 8-22; 13-27

Bio-Activity Profile

Function

Antimicrobial Antiviral

RECORD: Rec_0334683 VERIFIED: YES

Provenance & Taxonomy

OrganismChassalia parviflora [Animal]

FamilyDefensin

Structure & Mods

Configside-chain cyclized peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

N-TermCyclization

C-TermCyclization

Disulfide4-20, 8-22, 13-27

Bio-Activity Profile

Function

Antimicrobial Antiviral

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