Peptide Database

Peptide NamePenaeidin-3a

Function Ontology

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Standard StatusStandard

Sequence Length37 amino acids

Chemical FormulaC162H260N54O48S6

DescriptionStandard

        IGPYNGCPISCRGISFSQARSCCSRLGRCCHVGKGYS
    

Molecular Weight3924.52 Da

Isoelectric Point (pI)9.18

Net Charge (pH 7.0)4.78

Net Charge (pH 7.4) 4.44

Charge Density (pH 7.0) 0.1293

GRAVY Index-0.11

Hydrophobic Moment 0.62

Boman Index-0.03

Instability Index45.82

Aliphatic Index 52.70

Aromaticity 0.0811

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3355.00

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

Amino Acid Composition

TPSA 1643.66

LogP -23.53

H-bond Donors 66.0

H-bond Acceptors 60.0

Rotatable Bonds 125.0

Heavy Atoms 270.0

Ring Count 6.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0115756 VERIFIED: YES

Provenance & Taxonomy

OrganismLitopenaeus vannamei [Animal]

Structure & Mods

ConfigDNA-encoded linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

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TargetEscherichia coli TOP10

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