Peptide Database

Peptide NameSLAY-screened peptide P2143

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC105H157N31O26S3

DescriptionStandard

        PPFRPRDSPVHMLGCFSCRY
    

Molecular Weight2365.76 Da

Isoelectric Point (pI)9.06

Net Charge (pH 7.0)2.03

Net Charge (pH 7.4) 1.89

Charge Density (pH 7.0) 0.1013

GRAVY Index-0.47

Hydrophobic Moment 0.33

Boman Index-0.11

Instability Index88.38

Aliphatic Index 34.00

Aromaticity 0.1500

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 888.23

LogP -7.85

H-bond Donors 34.0

H-bond Acceptors 32.0

Rotatable Bonds 68.0

Heavy Atoms 165.0

Ring Count 8.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0190833 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/