Peptide Database

Peptide NameCatestatin

Function Ontology

—

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC88H138N28O23S

DescriptionStandard

        SSMKLSFRARAYGFRGPG
    

Molecular Weight1988.28 Da

Isoelectric Point (pI)11.72

Net Charge (pH 7.0)3.46

Net Charge (pH 7.4) 3.25

Charge Density (pH 7.0) 0.1921

GRAVY Index-0.50

Hydrophobic Moment 0.31

Boman Index-0.14

Instability Index5.99

Aliphatic Index 32.78

Aromaticity 0.1667

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 841.87

LogP -9.79

H-bond Donors 32.0

H-bond Acceptors 28.0

Rotatable Bonds 64.0

Heavy Atoms 140.0

Ring Count 4.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0179303 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)