Peptide Database

Peptide NameProtamine Sn I

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length41 amino acids

Chemical FormulaC208H396N124O44

DescriptionStandard

        RRRRRRRRGGKGGRRRRRRRHGRRKGRRHGRRRRRGRGKKD
    

Molecular Weight5338.17 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)27.93

Net Charge (pH 7.4) 27.62

Charge Density (pH 7.0) 0.6813

GRAVY Index-3.45

Hydrophobic Moment 0.79

Boman Index-1.63

Instability Index271.06

Aliphatic Index 0.00

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 2973.56

LogP -43.02

H-bond Donors 124.0

H-bond Acceptors 74.0

Rotatable Bonds 203.0

Heavy Atoms 376.0

Ring Count 2.0

Amide Bonds 40.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0256479 VERIFIED: NO

Provenance & Taxonomy

OrganismElaphe obsoleta [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA-binding