Peptide Database

Peptide NameProtamine 2

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length32 amino acids

Chemical FormulaC165H314N90O38S

DescriptionStandard

        PRRRRASSSRPVRRRRRPKMSRRRRRGSRRRR
    

Molecular Weight4198.90 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)19.96

Net Charge (pH 7.4) 19.90

Charge Density (pH 7.0) 0.6237

GRAVY Index-2.83

Hydrophobic Moment 0.63

Boman Index-1.48

Instability Index327.35

Aliphatic Index 12.19

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 2237.12

LogP -32.98

H-bond Donors 94.0

H-bond Acceptors 59.0

Rotatable Bonds 150.0

Heavy Atoms 294.0

Ring Count 3.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0086425 VERIFIED: NO

Provenance & Taxonomy

OrganismEsox lucius [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA binding