Peptide Database

Peptide NameSLAY-screened peptide P503

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC113H167N25O32

DescriptionStandard

        TPVYTYNLISTWPARETVYL
    

Molecular Weight2387.68 Da

Isoelectric Point (pI)5.66

Net Charge (pH 7.0)-0.60

Net Charge (pH 7.4) -0.80

Charge Density (pH 7.0) -0.0301

GRAVY Index-0.04

Hydrophobic Moment 0.32

Boman Index0.18

Instability Index9.46

Aliphatic Index 92.50

Aromaticity 0.2000

Extinction Coeff. Reduced 9970.00

Extinction Coeff. Oxidized 9970.00

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

Amino Acid Composition

TPSA 918.56

LogP -5.82

H-bond Donors 33.0

H-bond Acceptors 32.0

Rotatable Bonds 67.0

Heavy Atoms 170.0

Ring Count 7.0

Amide Bonds 20.0

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_0203727 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/