Peptide Database

Peptide Namehpk9 signal peptide

Function Ontology

Annotation / Sequence feature ▸ Signal peptide

Biotechnology / Production and expression ▸ Secretory expression optimization

Enzyme / Catalytic activity ▸ Hydrolase ▸ Nuclease

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC148H238N40O36S2

DescriptionStandard

        MMLTKRWWQLGIGLLVGLVSLSWGRTGSA
    

Molecular Weight3217.85 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)2.50

Net Charge (pH 7.4) 2.28

Charge Density (pH 7.0) 0.0862

GRAVY Index0.57

Hydrophobic Moment 0.50

Boman Index0.30

Instability Index27.30

Aliphatic Index 117.59

Aromaticity 0.1034

Extinction Coeff. Reduced 16500.00

Extinction Coeff. Oxidized 16500.00

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

Amino Acid Composition

TPSA 1219.55

LogP -7.88

H-bond Donors 46.0

H-bond Acceptors 41.0

Rotatable Bonds 105.0

Heavy Atoms 226.0

Ring Count 6.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0138094 VERIFIED: YES

Provenance & Taxonomy

OrganismLactiplantibacillus plantarum WCFS1 [Bacterium]

FamilySec signal peptide

Tax ID220668

Structure & Mods

Configlinear signal peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Protein secretion signal peptide Secretory expression optimization Nuclease (NucA) secretion

TargetLactobacillus plantarum WCFS1

Activity1.25 U/mL

MethodNuclease activity assay