Peptide Database

Peptide NamebprA signal peptide

Function Ontology

Annotation / Sequence feature ▸ Signal peptide

Biotechnology / Production and expression ▸ Secretory expression optimization

Enzyme / Catalytic activity ▸ Transferase ▸ Kinase

Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC151H253N39O40S3

DescriptionStandard

        MKKKPLFRTFMCAALIGSLLAPVAVQADTGTA
    

Molecular Weight3351.06 Da

Isoelectric Point (pI)9.79

Net Charge (pH 7.0)2.49

Net Charge (pH 7.4) 2.25

Charge Density (pH 7.0) 0.0778

GRAVY Index0.65

Hydrophobic Moment 0.56

Boman Index0.24

Instability Index10.57

Aliphatic Index 97.81

Aromaticity 0.0625

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1249.11

LogP -10.19

H-bond Donors 44.0

H-bond Acceptors 46.0

Rotatable Bonds 109.0

Heavy Atoms 233.0

Ring Count 4.0

Amide Bonds 32.0

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_0169685 VERIFIED: YES

Provenance & Taxonomy

OrganismBacillus licheniformis WX-02 [Bacterium]

FamilySignal peptide

Tax ID1126218

Structure & Mods

Configlinear signal peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Protein secretion signal peptide Secretory expression optimization Nattokinase secretion

TargetBacillus licheniformis △0F-3

Activity22.68 FU/mL

MethodFibrinolytic activity assay