Peptide Database

Peptide NameSLAY-screened peptide P551

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC109H176N28O28

DescriptionStandard

        VLLNRYFKEIGILSRFGTSL
    

Molecular Weight2326.73 Da

Isoelectric Point (pI)9.99

Net Charge (pH 7.0)1.73

Net Charge (pH 7.4) 1.52

Charge Density (pH 7.0) 0.0867

GRAVY Index0.48

Hydrophobic Moment 0.60

Boman Index0.16

Instability Index18.61

Aliphatic Index 131.50

Aromaticity 0.1500

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 927.35

LogP -6.00

H-bond Donors 34.0

H-bond Acceptors 30.0

Rotatable Bonds 78.0

Heavy Atoms 165.0

Ring Count 3.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0259910 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/