Peptide Database

Peptide NameM4

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC184H316N52O45

DescriptionStandard

        KWKLFKKIEKVGKNIRSGIIKAGPAVAVVGQATQIAK
    

Molecular Weight3976.80 Da

Isoelectric Point (pI)10.82

Net Charge (pH 7.0)7.75

Net Charge (pH 7.4) 7.54

Charge Density (pH 7.0) 0.2096

GRAVY Index-0.01

Hydrophobic Moment 0.84

Boman Index0.04

Instability Index26.11

Aliphatic Index 108.11

Aromaticity 0.0541

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 1595.01

LogP -12.21

H-bond Donors 55.0

H-bond Acceptors 53.0

Rotatable Bonds 141.0

Heavy Atoms 281.0

Ring Count 4.0

Amide Bonds 39.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0130416 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyCecropin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-negative

TargetActive against Escherichia coli BL21