Peptide Database

Peptide NameHistatin-4 (His-rich; Human, mammals, animals)

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Antimicrobial ▸ Antifungal

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC121H174N42O33

DescriptionStandard

        RKFHEKHHSHRGYRSNYLYDN
    

Molecular Weight2744.94 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-2.26

Hydrophobic Moment 0.41

Boman Index-0.58

Instability Index25.59

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 1259.71

LogP -13.15

H-bond Donors 46.0

H-bond Acceptors 40.0

Rotatable Bonds 90.0

Heavy Atoms 196.0

Ring Count 8.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0425018 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilyHistatin

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Antibacterial Antifungal

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