Peptide Database

Peptide NameA1P

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial ▸ Anti-Gram-negative

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC168H271N41O41S

DescriptionStandard

        PPIIQFNRPFLIMIIDRSTDALLFLGKIVNP
    

Molecular Weight3553.26 Da

Isoelectric Point (pI)9.17

Net Charge (pH 7.0)0.96

Net Charge (pH 7.4) 0.90

Charge Density (pH 7.0) 0.0310

GRAVY Index0.64

Hydrophobic Moment 0.47

Boman Index0.27

Instability Index28.48

Aliphatic Index 138.39

Aromaticity 0.0968

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 1290.11

LogP -5.87

H-bond Donors 43.0

H-bond Acceptors 43.0

Rotatable Bonds 113.0

Heavy Atoms 251.0

Ring Count 7.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0168655 VERIFIED: YES

Provenance & Taxonomy

OrganismChrysemys picta [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Anti-Gram-negative

TargetEscherichia coli TOP10

MethodMex pooled growth assay (OD_ID at 4.5 h; Wald adjusted p-value)