Peptide Database

Peptide NameSLAY-screened peptide P4550

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC83H129N19O20S3

DescriptionStandard

        CLQIHPKLCLCEFYV
    

Molecular Weight1809.22 Da

Isoelectric Point (pI)6.72

Net Charge (pH 7.0)-0.18

Net Charge (pH 7.4) -0.48

Charge Density (pH 7.0) -0.0121

GRAVY Index0.89

Hydrophobic Moment 0.20

Boman Index0.31

Instability Index79.13

Aliphatic Index 123.33

Aromaticity 0.1333

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 617.25

LogP -1.26

H-bond Donors 23.0

H-bond Acceptors 24.0

Rotatable Bonds 56.0

Heavy Atoms 125.0

Ring Count 4.0

Amide Bonds 15.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0247521 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/