Peptide Database

Peptide NameL19H/I20H

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Antimicrobial ▸ Antifungal

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC135H218N54O27

DescriptionStandard

        FIHHIIGGLFSAGKAIHRHHRRRRR
    

Molecular Weight3029.52 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)7.19

Net Charge (pH 7.4) 6.74

Charge Density (pH 7.0) 0.2878

GRAVY Index-0.72

Hydrophobic Moment 0.78

Boman Index-0.29

Instability Index137.94

Aliphatic Index 86.00

Aromaticity 0.0800

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 1322.77

LogP -11.79

H-bond Donors 51.0

H-bond Acceptors 39.0

Rotatable Bonds 102.0

Heavy Atoms 216.0

Ring Count 7.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0077907 VERIFIED: YES

Provenance & Taxonomy

OrganismSynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative Antifungal Hemolytic

Targetmouse red blood cells

PaperHydrophobic residues are critical for the helix-forming, hemolytic and bactericidal activities of amphipathic antimicrobial peptide TP4. PLoS One. 2017 Oct 17;12(10):e0186442. doi: 10.1371/journal.pone.0186442. PMID: 29040295. PMID29040295 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/29040295/

RECORD: Rec_0079630 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630.0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetCandida albicans

Activity128 μg/mL

MethodMIC

RECORD: Rec_0110641 VERIFIED: YES

Provenance & Taxonomy

OrganismSynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermNone

C-TermNone

Bio-Activity Profile

Function

Antimicrobial Antibacterial Anti-Gram-positive Anti-Gram-negative Antifungal

PaperHydrophobic residues are critical for the helix-forming, hemolytic and bactericidal activities of amphipathic antimicrobial peptide TP4. PLoS One. 2017 Oct 17;12(10):e0186442. doi: 10.1371/journal.pone.0186442. PMID: 29040295. PMID29040295 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/29040295/

RECORD: Rec_0112871 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630.0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetStaphylococcus aureus

Activity128 μg/mL

MethodMIC

RECORD: Rec_0235974 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630.0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal Anti-Gram-positive Anti-Gram-negative

TargetMRSA

Activity512 μg/mL

MethodMIC

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