Peptide Database

Peptide Namehuman Histatin 4

Function Ontology

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Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC115H170N42O34

DescriptionStandard

        RKSHEKHHSHRGYRSNYLYDN
    

Molecular Weight2684.84 Da

Isoelectric Point (pI)9.82

Net Charge (pH 7.0)3.11

Net Charge (pH 7.4) 2.69

Charge Density (pH 7.0) 0.1480

GRAVY Index-2.43

Hydrophobic Moment 0.41

Boman Index-0.65

Instability Index25.59

Aliphatic Index 18.57

Aromaticity 0.1429

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 1279.94

LogP -15.41

H-bond Donors 47.0

H-bond Acceptors 41.0

Rotatable Bonds 89.0

Heavy Atoms 191.0

Ring Count 7.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0018606 VERIFIED: YES

Provenance & Taxonomy

OrganismGorilla gorilla [Animal]

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)