Peptide Database

Peptide NameSLAY-screened peptide P2256

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC101H153N25O27S

DescriptionStandard

        GSQYACFFYQSGKLLVRTI
    

Molecular Weight2181.51 Da

Isoelectric Point (pI)9.20

Net Charge (pH 7.0)1.75

Net Charge (pH 7.4) 1.53

Charge Density (pH 7.0) 0.0920

GRAVY Index0.27

Hydrophobic Moment 0.61

Boman Index0.17

Instability Index82.58

Aliphatic Index 82.11

Aromaticity 0.2105

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 862.37

LogP -7.20

H-bond Donors 32.0

H-bond Acceptors 30.0

Rotatable Bonds 70.0

Heavy Atoms 154.0

Ring Count 4.0

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_0139408 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/