Peptide Database

Peptide NamePtALF2

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC251H354N70O55S3

DescriptionStandard

        LWHNDSVDFMGHICYFRRRPKIRRFKLYHEGKFWCPGWAPFE
    

Molecular Weight5328.13 Da

Isoelectric Point (pI)9.59

Net Charge (pH 7.0)4.01

Net Charge (pH 7.4) 3.61

Charge Density (pH 7.0) 0.0955

GRAVY Index-0.71

Hydrophobic Moment 0.41

Boman Index-0.10

Instability Index88.26

Aliphatic Index 46.43

Aromaticity 0.2381

Extinction Coeff. Reduced 19480.00

Extinction Coeff. Oxidized 19605.00

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

Amino Acid Composition

TPSA 2004.00

LogP -9.41

H-bond Donors 74.0

H-bond Acceptors 65.0

Rotatable Bonds 165.0

Heavy Atoms 379.0

Ring Count 19.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0052007 VERIFIED: YES

Provenance & Taxonomy

OrganismPortunus trituberculatus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)