Peptide Database

Peptide NameHuman histatin 9

Function Ontology

—

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC81H119N31O20

DescriptionStandard

        RKFHEKHHSHQGYR
    

Molecular Weight1847.01 Da

Isoelectric Point (pI)10.28

Net Charge (pH 7.0)3.11

Net Charge (pH 7.4) 2.70

Charge Density (pH 7.0) 0.2220

GRAVY Index-2.59

Hydrophobic Moment 0.32

Boman Index-0.68

Instability Index-8.86

Aliphatic Index 0.00

Aromaticity 0.1429

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 853.03

LogP -8.71

H-bond Donors 31.0

H-bond Acceptors 27.0

Rotatable Bonds 62.0

Heavy Atoms 132.0

Ring Count 6.0

Amide Bonds 14.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0253039 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)