Peptide Database

Peptide NameCecropin I

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibiotic activity

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

Standard StatusStandard

Sequence Length63 amino acids

Chemical FormulaC306H490N84O83S

DescriptionStandard

        MNFYTIFFFVAIILAIGVGQSDAGWLKKIGKKIERVGQHTRDATIQGLGIAQQAANVAATAKG
    

Molecular Weight6705.74 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)3.59

Net Charge (pH 7.4) 3.31

Charge Density (pH 7.0) 0.0569

GRAVY Index0.31

Hydrophobic Moment 0.94

Boman Index0.21

Instability Index23.29

Aliphatic Index 102.38

Aromaticity 0.0952

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

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

Amino Acid Composition

TPSA 2700.80

LogP -24.22

H-bond Donors 93.0

H-bond Acceptors 89.0

Rotatable Bonds 227.0

Heavy Atoms 474.0

Ring Count 8.0

Amide Bonds 69.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0330927 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila subobscura [Animal]

FamilyCecropin

Structure & Mods

ConfigSingle-chain peptide backbone represented as a linear sequence entry [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

RECORD: Rec_0386029 VERIFIED: NO