Peptide Database

Peptide NameLactococcin Q

Function Ontology

—

Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC181H289N59O52S2

DescriptionStandard

        WDDIGQGIGRVAYWVGKAMGNMSDVNQASRINRKKKH
    

Molecular Weight4187.72 Da

Isoelectric Point (pI)10.16

Net Charge (pH 7.0)3.85

Net Charge (pH 7.4) 3.58

Charge Density (pH 7.0) 0.1039

GRAVY Index-0.86

Hydrophobic Moment 0.74

Boman Index-0.17

Instability Index10.50

Aliphatic Index 63.24

Aromaticity 0.0811

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12490.00

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

Amino Acid Composition

TPSA 1849.00

LogP -20.09

H-bond Donors 65.0

H-bond Acceptors 59.0

Rotatable Bonds 144.0

Heavy Atoms 294.0

Ring Count 6.0

Amide Bonds 41.0

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_0029063 VERIFIED: YES

Provenance & Taxonomy

OrganismLactococcus lactis [Bacterium]

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)