Peptide Database

Peptide Namehuman Histatin 1

Function Ontology

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Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC186H257N63O49

DescriptionStandard

        DSHEKRHHEHRRKFHEKHHSHQEYPFYGYYR
    

Molecular Weight4159.42 Da

Isoelectric Point (pI)9.23

Net Charge (pH 7.0)2.46

Net Charge (pH 7.4) 1.84

Charge Density (pH 7.0) 0.0794

GRAVY Index-2.56

Hydrophobic Moment 0.35

Boman Index-0.61

Instability Index68.64

Aliphatic Index 0.00

Aromaticity 0.1935

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 5960.00

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

Amino Acid Composition

TPSA 1833.60

LogP -16.29

H-bond Donors 66.0

H-bond Acceptors 59.0

Rotatable Bonds 135.0

Heavy Atoms 298.0

Ring Count 15.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0334492 VERIFIED: YES

Provenance & Taxonomy

OrganismNomascus leucogenys [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)