Peptide Database

Peptide NameLL-19

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Anti-biofilm ▸ Biofilm inhibition

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC108H176N30O27

DescriptionStandard

        LLGDFFRKSKEKIGKEFKR
    

Molecular Weight2326.74 Da

Isoelectric Point (pI)10.17

Net Charge (pH 7.0)3.76

Net Charge (pH 7.4) 3.55

Charge Density (pH 7.0) 0.1980

GRAVY Index-1.06

Hydrophobic Moment 0.62

Boman Index-0.37

Instability Index5.82

Aliphatic Index 61.58

Aromaticity 0.1579

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 973.15

LogP -6.38

H-bond Donors 35.0

H-bond Acceptors 31.0

Rotatable Bonds 86.0

Heavy Atoms 165.0

Ring Count 3.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0241873 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyCathelicidin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antibiofilm Antibacterial

TargetPseudomonas aeruginosa PAO1 / ATCC 15692

Activity5 μM

MethodCrystal violet assay

RECORD: Rec_0274077 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial