Peptide Database

Peptide NameSLAY-screened peptide P440

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC98H142N28O28S2

DescriptionStandard

        DHPSTCHHGVGPCLFLNYNI
    

Molecular Weight2224.48 Da

Isoelectric Point (pI)6.25

Net Charge (pH 7.0)-1.00

Net Charge (pH 7.4) -1.38

Charge Density (pH 7.0) -0.0499

GRAVY Index-0.14

Hydrophobic Moment 0.22

Boman Index0.20

Instability Index52.39

Aliphatic Index 73.00

Aromaticity 0.1000

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1615.00

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

Amino Acid Composition

TPSA 868.85

LogP -8.77

H-bond Donors 30.0

H-bond Acceptors 32.0

Rotatable Bonds 64.0

Heavy Atoms 156.0

Ring Count 7.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0242567 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitystereochemistry not specified [Other]

Bio-Activity Profile

Function

Antimicrobial Antibacterial

Targetrecombinant Escherichia coli surface-display screening

MethodSLAY screening

PaperAshley T Tucker, Sean P Leonard, Cory D DuBois, Gregory A Knauf, Ashley L Cunningham, Claus O Wilke, M Stephen Trent, Bryan W Davies. Discovery of Next-Generation Antimicrobials through Bacterial Self-Screening of Surface-Displayed Peptide Libraries. Cell. 2018 Jan 25;172(3):618-628.e13. doi: 10.1016/j.cell.2017.12.009. Epub 2018 Jan 4. PMID29307492 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/29307492/