Peptide Database

Peptide Namehuman Histatin 2

Function Ontology

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Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC120H170N40O34

DescriptionStandard

        RKFHEKHHSHQGYRSNYLYDN
    

Molecular Weight2716.88 Da

Isoelectric Point (pI)9.40

Net Charge (pH 7.0)2.11

Net Charge (pH 7.4) 1.69

Charge Density (pH 7.0) 0.1004

GRAVY Index-2.21

Hydrophobic Moment 0.32

Boman Index-0.50

Instability Index29.63

Aliphatic Index 18.57

Aromaticity 0.1905

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4470.00

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

Amino Acid Composition

TPSA 1240.90

LogP -13.15

H-bond Donors 44.0

H-bond Acceptors 40.0

Rotatable Bonds 89.0

Heavy Atoms 194.0

Ring Count 8.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0379968 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyHistatin

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)