Peptide Database

Peptide NameApi Ib R3M6R10E18

Function Ontology

Antimicrobial

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC97H156N36O23S

DescriptionStandard

        GNRRPMYIPRPRPPHPRE
    

Molecular Weight2226.57 Da

Isoelectric Point (pI)11.83

Net Charge (pH 7.0)3.85

Net Charge (pH 7.4) 3.59

Charge Density (pH 7.0) 0.2141

GRAVY Index-2.09

Hydrophobic Moment 0.50

Boman Index-0.62

Instability Index72.55

Aliphatic Index 21.67

Aromaticity 0.0556

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 944.08

LogP -8.92

H-bond Donors 32.0

H-bond Acceptors 29.0

Rotatable Bonds 63.0

Heavy Atoms 157.0

Ring Count 8.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0114411 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyApidaecin

Tax ID32630

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial

Targeted Escherichia coli BL21

Activity8-16 μM

MethodMIC