Peptide Database

Peptide NameProtamine P1

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length49 amino acids

Chemical FormulaC257H459N127O62S7

DescriptionStandard

        ARYRCCRSQSRSRCYRQRRRGRRRRRRTCRRRRASRCCRRRYKLTCRRY
    

Molecular Weight6544.66 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)25.72

Net Charge (pH 7.4) 25.42

Charge Density (pH 7.0) 0.5249

GRAVY Index-2.22

Hydrophobic Moment 0.74

Boman Index-1.25

Instability Index193.33

Aliphatic Index 12.04

Aromaticity 0.0816

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6335.00

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

Amino Acid Composition

TPSA 3322.12

LogP -46.34

H-bond Donors 145.0

H-bond Acceptors 95.0

Rotatable Bonds 230.0

Heavy Atoms 453.0

Ring Count 4.0

Amide Bonds 50.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0121951 VERIFIED: NO

Provenance & Taxonomy

OrganismSaguinus imperator [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA binding

RECORD: Rec_0174873 VERIFIED: NO