Peptide Database

Peptide NameAntimicrobial peptide cecropin A

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length60 amino acids

Chemical FormulaC314H501N83O71S

DescriptionStandard

        MRFSVIFVFALFVLAAFLGQSEAAPKWKGWKKIERAGKRVFKAAEKALPVATAIGVIGRK
    

Molecular Weight6606.92 Da

Isoelectric Point (pI)11.17

Net Charge (pH 7.0)8.50

Net Charge (pH 7.4) 8.27

Charge Density (pH 7.0) 0.1417

GRAVY Index0.41

Hydrophobic Moment 0.96

Boman Index0.16

Instability Index36.80

Aliphatic Index 99.33

Aromaticity 0.1333

Extinction Coeff. Reduced 11000.00

Extinction Coeff. Oxidized 11000.00

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

Amino Acid Composition

TPSA 2465.66

LogP -13.34

H-bond Donors 88.0

H-bond Acceptors 81.0

Rotatable Bonds 221.0

Heavy Atoms 469.0

Ring Count 12.0

Amide Bonds 60.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0031499 VERIFIED: NO

Provenance & Taxonomy

OrganismCalomera littoralis [Animal]

FamilyCecropin

Structure & Mods

Configlinear polypeptide/propeptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibiotic Non-hemolytic Non-ribosomal