Peptide Database

Peptide Namehuman Histatin 1

Function Ontology

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Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC141H188N38O43S

DescriptionStandard

        MQEKHHSHREFPFYGDYGSNYLYDN
    

Molecular Weight3135.29 Da

Isoelectric Point (pI)5.74

Net Charge (pH 7.0)-2.24

Net Charge (pH 7.4) -2.61

Charge Density (pH 7.0) -0.0894

GRAVY Index-1.62

Hydrophobic Moment 0.39

Boman Index-0.20

Instability Index45.42

Aliphatic Index 15.60

Aromaticity 0.2400

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 1326.74

LogP -12.15

H-bond Donors 45.0

H-bond Acceptors 45.0

Rotatable Bonds 98.0

Heavy Atoms 223.0

Ring Count 10.0

Amide Bonds 27.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0138036 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [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)