Peptide Database

Peptide NameappAB signal peptide

Function Ontology

Annotation / Sequence feature ▸ Signal peptide

Biotechnology / Production and expression ▸ Secretory expression optimization

Enzyme / Catalytic activity ▸ Transferase ▸ Kinase

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC136H235N31O30S3

DescriptionStandard

        MMSGRISLKIKIIFILMLAFSILLAG
    

Molecular Weight2880.71 Da

Isoelectric Point (pI)11.17

Net Charge (pH 7.0)2.50

Net Charge (pH 7.4) 2.28

Charge Density (pH 7.0) 0.0961

GRAVY Index1.75

Hydrophobic Moment 0.35

Boman Index0.54

Instability Index27.16

Aliphatic Index 172.69

Aromaticity 0.0769

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 965.45

LogP -1.43

H-bond Donors 35.0

H-bond Acceptors 36.0

Rotatable Bonds 101.0

Heavy Atoms 200.0

Ring Count 2.0

Amide Bonds 25.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0310643 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

Activity7.19 FU/mL

MethodFibrinolytic activity assay