Peptide Database

Peptide NameSLAY-screened peptide P3045

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC104H163N35O33

DescriptionStandard

        QPQKSRFSTNLDQKYNHRPS
    

Molecular Weight2431.62 Da

Isoelectric Point (pI)10.28

Net Charge (pH 7.0)2.85

Net Charge (pH 7.4) 2.59

Charge Density (pH 7.0) 0.1423

GRAVY Index-2.10

Hydrophobic Moment 0.48

Boman Index-0.57

Instability Index50.13

Aliphatic Index 19.50

Aromaticity 0.1000

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 1157.06

LogP -16.01

H-bond Donors 39.0

H-bond Acceptors 37.0

Rotatable Bonds 80.0

Heavy Atoms 172.0

Ring Count 5.0

Amide Bonds 24.0

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_0211774 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/