Peptide Database

Peptide NameamyX signal peptide

Function Ontology

Annotation / Sequence feature ▸ Signal peptide

Biotechnology / Production and expression ▸ Secretory enzyme production ▸ Alkaline protease secretion

Biotechnology / Production and expression ▸ Secretory expression optimization

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC150H246N38O46S2

DescriptionStandard

        MVSIRRSFEAYVDDMNIITVLIPAEQKEI
    

Molecular Weight3381.91 Da

Isoelectric Point (pI)4.51

Net Charge (pH 7.0)-2.49

Net Charge (pH 7.4) -2.72

Charge Density (pH 7.0) -0.0859

GRAVY Index0.22

Hydrophobic Moment 0.61

Boman Index0.09

Instability Index73.46

Aliphatic Index 117.59

Aromaticity 0.0690

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 1372.75

LogP -9.83

H-bond Donors 47.0

H-bond Acceptors 46.0

Rotatable Bonds 114.0

Heavy Atoms 236.0

Ring Count 3.0

Amide Bonds 30.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0188768 VERIFIED: YES

Provenance & Taxonomy

OrganismBacillus subtilis subsp. subtilis str. 168 [Bacterium]

FamilySec signal peptide

Tax ID224308

Structure & Mods

Configlinear signal peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Protein secretion signal peptide Secretory expression optimization Alkalineprotease (alk) secretion

TargetBacillus amyloliquefaciens 111018

Activity9288.4 U/mL

MethodProtease activity assay

PaperLiu Y, Shi C, Li D, et al. Engineering a highly efficient expression system to produce BcaPRO protease in Bacillus subtilis by an optimized promoter and signal peptide[J]. International journal of biological macromolecules, 2019, 138: 903-911. PMID31356949 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/31356949/

RECORD: Rec_0357636 VERIFIED: YES

Provenance & Taxonomy

OrganismBacillus subtilis subsp. subtilis str. 168 [Bacterium]

FamilyTat signal peptide

Tax ID224308

Structure & Mods

Configlinear signal peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Protein secretion signal peptide Secretory expression optimization Alkalineprotease (alk) secretion

TargetBacillus subtilis WB600

Activity3631.28 U/mL

MethodProtease activity assay

PaperLiu Y, Shi C, Li D, et al. Engineering a highly efficient expression system to produce BcaPRO protease in Bacillus subtilis by an optimized promoter and signal peptide[J]. International journal of biological macromolecules, 2019, 138: 903-911. PMID31356949 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/31356949/

RECORD: Rec_0365116 VERIFIED: YES

Provenance & Taxonomy

OrganismBacillus subtilis subsp. subtilis str. 168 [Bacterium]

FamilyTat signal peptide

Tax ID224308

Structure & Mods

Configlinear signal peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Protein secretion signal peptide Secretory expression optimization Alkalineprotease (alk) secretion

TargetBacillus amyloliquefaciens 111018

Activity15952.15 U/mL

MethodProtease activity assay

PaperLiu Y, Shi C, Li D, et al. Engineering a highly efficient expression system to produce BcaPRO protease in Bacillus subtilis by an optimized promoter and signal peptide[J]. International journal of biological macromolecules, 2019, 138: 903-911. PMID31356949 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/31356949/