Peptide Database

Peptide NameProtamine P2

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC211H369N101O49

DescriptionStandard

        PPRRKRVSSAPRRRRRTYRRTTAHKHQERPVHRRRRRRH
    

Molecular Weight5104.84 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)18.31

Net Charge (pH 7.4) 18.04

Charge Density (pH 7.0) 0.4694

GRAVY Index-2.65

Hydrophobic Moment 0.64

Boman Index-1.17

Instability Index209.92

Aliphatic Index 20.00

Aromaticity 0.0256

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 2549.59

LogP -33.08

H-bond Donors 102.0

H-bond Acceptors 71.0

Rotatable Bonds 173.0

Heavy Atoms 361.0

Ring Count 9.0

Amide Bonds 39.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0177621 VERIFIED: NO

Provenance & Taxonomy

OrganismBufo japonicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA-binding