Peptide Database

Peptide NameP-RQK

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-positive

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC101H179N31O24S

DescriptionStandard

        MKKTAIAIAVALAGFARVRQK
    

Molecular Weight2243.76 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)4.50

Net Charge (pH 7.4) 4.28

Charge Density (pH 7.0) 0.2142

GRAVY Index0.54

Hydrophobic Moment 0.42

Boman Index0.07

Instability Index18.70

Aliphatic Index 111.90

Aromaticity 0.0476

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 910.50

LogP -7.15

H-bond Donors 33.0

H-bond Acceptors 30.0

Rotatable Bonds 78.0

Heavy Atoms 157.0

Ring Count 1.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0163105 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

TargetStaphylococcus aureus ATCC 26003

RECORD: Rec_0172128 VERIFIED: YES