Peptide Database

Peptide NameCecropin A1

Function Ontology

Antimicrobial

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length63 amino acids

Chemical FormulaC317H519N85O77S3

DescriptionStandard

        MKFSRVFLFVFACLVALSAVSAAPEPRWKVFKKIEKMGRNIRDGIIKAGPAVEVLGSAKALGK
    

Molecular Weight6849.23 Da

Isoelectric Point (pI)10.46

Net Charge (pH 7.0)7.49

Net Charge (pH 7.4) 7.24

Charge Density (pH 7.0) 0.1189

GRAVY Index0.40

Hydrophobic Moment 0.89

Boman Index0.13

Instability Index54.71

Aliphatic Index 102.22

Aromaticity 0.0952

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 2585.91

LogP -17.31

H-bond Donors 92.0

H-bond Acceptors 88.0

Rotatable Bonds 231.0

Heavy Atoms 482.0

Ring Count 10.0

Amide Bonds 63.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0311963 VERIFIED: NO

Provenance & Taxonomy

OrganismSpodoptera exigua [Animal]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Non-hemolytic Non-ribosomal

MethodQualitative functional evidence

RECORD: Rec_0396461 VERIFIED: NO