Peptide Database

Peptide NameProtamine

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC182H341N101O38

DescriptionStandard

        PRRRRHAARPVRRRRRTRRSSRVHRRRRAVRRRR
    

Molecular Weight4552.31 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)21.13

Net Charge (pH 7.4) 20.97

Charge Density (pH 7.0) 0.6216

GRAVY Index-2.60

Hydrophobic Moment 0.70

Boman Index-1.44

Instability Index284.59

Aliphatic Index 34.41

Aromaticity 0.0000

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 2418.79

LogP -32.82

H-bond Donors 102.0

H-bond Acceptors 61.0

Rotatable Bonds 160.0

Heavy Atoms 321.0

Ring Count 4.0

Amide Bonds 33.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0377962 VERIFIED: NO

Provenance & Taxonomy

OrganismPerca flavescens [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA-binding