Peptide Database

Peptide NamePrecursor of polyphemusin I from homocytes of horse shoe crab

Function Ontology

Antimicrobial

Antimicrobial ▸ Antibacterial

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC110H167N39O22S4

DescriptionStandard

        RRWCFRVCYRGFCYRKCRG
    

Molecular Weight2516.01 Da

Isoelectric Point (pI)10.33

Net Charge (pH 7.0)6.72

Net Charge (pH 7.4) 6.45

Charge Density (pH 7.0) 0.3535

GRAVY Index-0.81

Hydrophobic Moment 0.71

Boman Index-0.51

Instability Index43.03

Aliphatic Index 15.26

Aromaticity 0.2632

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8730.00

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

Amino Acid Composition

TPSA 1040.79

LogP -8.42

H-bond Donors 46.0

H-bond Acceptors 33.0

Rotatable Bonds 80.0

Heavy Atoms 175.0

Ring Count 6.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0080431 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyTachyplesin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-16, 7-12

Bio-Activity Profile

Function

Antimicrobial Antibacterial