Peptide Database

Peptide NameColicin-E3

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibiotic activity

Enzyme / Catalytic activity ▸ Hydrolase

Enzyme / Catalytic activity ▸ Hydrolase ▸ Nuclease

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

Standard StatusStandard

Sequence Length551 amino acids

Chemical FormulaC2496H3957N765O812S9

DescriptionStandard

        MSGGDGRGHNTGAHSTSGNINGGPTGLGVGGGASDGSGWSSENNPWGGGSGSGIHWGGGSGHGNGGGNGNSGGGSGTGGNLSAVAAPVAFGFPALSTPGAGGLAVSISAGALSAAIADIMAALKGPFKFGLWGVALYGVLPSQIAKDDPNMMSKIVTSLPADDITESPVSSLPLDKATVNVNVRVVDDVKDERQNISVVSGVPMSVPVVDAKPTERPGVFTASIPGAPVLNISVNNSTPAVQTLSPGVTNNTDKDVRPAGFTQGGNTRDAVIRFPKDSGHNAVYVSVSDVLSPDQVKQRQDEENRRQQEWDATHPVEAAERNYERARAELNQANEDVARNQERQAKAVQVYNSRKSELDAANKTLADAIAEIKQFNRFAHDPMAGGHRMWQMAGLKAQRAQTDVNNKQAAFDAAAKEKSDADAALSSAMESRKKKEDKKRSAENNLNDEKNKPRKGFKDYGHDYHPAPKTENIKGLGDLKPGIPKTPKQNGGGKRKRWTGDKGRKIYEWDSQHGELEGYRASDGQHLGSFDPKTGNQLKGPDPKRNIKKYL
    

Molecular Weight57962.34 Da

Isoelectric Point (pI)9.04

Net Charge (pH 7.0)6.61

Net Charge (pH 7.4) 5.64

Charge Density (pH 7.0) 0.0120

GRAVY Index-0.73

Hydrophobic Moment 0.73

Boman Index-0.09

Instability Index36.80

Aliphatic Index 61.85

Aromaticity 0.0526

Extinction Coeff. Reduced 57410.00

Extinction Coeff. Oxidized 57410.00

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

Amino Acid Composition

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0011647 VERIFIED: YES

Provenance & Taxonomy

OrganismEscherichia coli [Bacterium]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

TargetEscherichia coli

RECORD: Rec_0071230 VERIFIED: YES

Provenance & Taxonomy

OrganismEscherichia coli [Bacterium]

FamilyCloacin colicin

Tax ID562

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibiotic Bacteriocin Anti-Gram-negative Endonuclease Hydrolase Nuclease Non-hemolytic

TargetEscherichia coli (Gram-negative)

RECORD: Rec_0275732 VERIFIED: YES

Provenance & Taxonomy

OrganismEscherichia coli [Bacterium]

Tax ID562

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Bacteriocin Anti-Gram-negative Endonuclease Hydrolase Nuclease Non-hemolytic

TargetEscherichia coli