Peptide Database

Peptide NameQUB-1643

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Toxicity / Safety ▸ Blood cell toxicity ▸ Hemolysis ▸ Hemolytic

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC78H135N19O19

DescriptionStandard

        FLAGKLIQEAIAKLK
    

Molecular Weight1643.02 Da

Isoelectric Point (pI)9.70

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.55

Charge Density (pH 7.0) 0.1173

GRAVY Index0.63

Hydrophobic Moment 0.58

Boman Index0.23

Instability Index-0.47

Aliphatic Index 150.00

Aromaticity 0.0667

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 629.17

LogP -2.13

H-bond Donors 21.0

H-bond Acceptors 21.0

Rotatable Bonds 59.0

Heavy Atoms 116.0

Ring Count 1.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0026909 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsC-terminal Amidation

Bio-Activity Profile

Function

Antibacterial Antimicrobial

TargetEnterococcus faecalis NCTC 12697

Activity128 μM

MethodMIC

RECORD: Rec_0081650 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsC-terminal Amidation

Bio-Activity Profile

Function

Antibacterial Antimicrobial

Targetmethicillin-resistant Staphylococcus aureus NCTC 12493

Activity64 μM

MethodMIC

RECORD: Rec_0118743 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsC-terminal Amidation

Bio-Activity Profile

Function

Antibacterial Antimicrobial

TargetCandida albicans NCTC 10231

Activity64 μM

MethodMIC

RECORD: Rec_0167508 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsC-terminal Amidation

Bio-Activity Profile

Function

Antibacterial Antimicrobial

TargetKlebsiella pneumoniae ATCC 43816

Activity128 μM

MethodMIC

RECORD: Rec_0260779 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsC-terminal Amidation

Bio-Activity Profile

Function

Antibacterial Antimicrobial

TargetPseudomonas aeruginosa ATCC 27853

Activity128 μM

MethodMIC

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