Peptide Database

Peptide NameP18

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC83H135N25O19S3

DescriptionStandard

        TTAPCKCWIGLRRCFK
    

Molecular Weight1883.31 Da

Isoelectric Point (pI)9.61

Net Charge (pH 7.0)3.37

Net Charge (pH 7.4) 3.13

Charge Density (pH 7.0) 0.2104

GRAVY Index-0.04

Hydrophobic Moment 0.59

Boman Index-0.10

Instability Index69.94

Aliphatic Index 55.00

Aromaticity 0.1250

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 723.12

LogP -5.78

H-bond Donors 30.0

H-bond Acceptors 26.0

Rotatable Bonds 59.0

Heavy Atoms 130.0

Ring Count 4.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0031633 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

TargetEscherichia coli

RECORD: Rec_0365693 VERIFIED: NO

Provenance & Taxonomy

Organismuncultured bacterium [Bacterium]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli et al