Peptide Database

Peptide NameMelittin

Function Ontology

Antimicrobial

Toxicity / Safety ▸ Cytolysis / cell lysis ▸ Cytolytic activity

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

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length67 amino acids

Chemical FormulaC340H559N93O89S4

DescriptionStandard

        MRKSKLYAKTFLAEATCKYLLCSKSYQYHIANCSHSVTLLGIGAVLKVLTTGLPALISWIKRKRQQG
    

Molecular Weight7501.91 Da

Isoelectric Point (pI)10.03

Net Charge (pH 7.0)9.64

Net Charge (pH 7.4) 9.26

Charge Density (pH 7.0) 0.1438

GRAVY Index0.08

Hydrophobic Moment 0.57

Boman Index0.06

Instability Index32.04

Aliphatic Index 103.43

Aromaticity 0.0896

Extinction Coeff. Reduced 11460.00

Extinction Coeff. Oxidized 11585.00

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

Amino Acid Composition

TPSA 2955.25

LogP -25.39

H-bond Donors 110.0

H-bond Acceptors 105.0

Rotatable Bonds 254.0

Heavy Atoms 526.0

Ring Count 10.0

Amide Bonds 70.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0211778 VERIFIED: NO

Provenance & Taxonomy

OrganismPolistes sp. [Animal]

FamilyMelittin

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_0238794 VERIFIED: NO