Peptide Database

Peptide NameSgII peptide A

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC151H247N57O32

DescriptionStandard

        KQKGRGRVKPKRHFHLIVIHHKGGQVHHG
    

Molecular Weight3372.94 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)8.28

Net Charge (pH 7.4) 7.76

Charge Density (pH 7.0) 0.2855

GRAVY Index-1.19

Hydrophobic Moment 0.40

Boman Index-0.29

Instability Index27.31

Aliphatic Index 70.34

Aromaticity 0.0345

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 1443.39

LogP -13.25

H-bond Donors 51.0

H-bond Acceptors 46.0

Rotatable Bonds 117.0

Heavy Atoms 240.0

Ring Count 8.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0086281 VERIFIED: YES

Provenance & Taxonomy

OrganismMacaca nemestrina [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)