Peptide Database

Peptide NamePiceain 2

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC102H167N31O19S2

DescriptionStandard

        RPRCWIKVKFKCRSLKF
    

Molecular Weight2195.74 Da

Isoelectric Point (pI)11.08

Net Charge (pH 7.0)6.74

Net Charge (pH 7.4) 6.50

Charge Density (pH 7.0) 0.3963

GRAVY Index-0.55

Hydrophobic Moment 0.36

Boman Index-0.37

Instability Index30.56

Aliphatic Index 62.94

Aromaticity 0.1765

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5625.00

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

Amino Acid Composition

TPSA 845.93

LogP -4.22

H-bond Donors 34.0

H-bond Acceptors 28.0

Rotatable Bonds 74.0

Heavy Atoms 154.0

Ring Count 5.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0240203 VERIFIED: YES

Provenance & Taxonomy

OrganismPotanthus confucius [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)