Peptide Database

Peptide NameProtamine-like protein

Function Ontology

Binding / Molecular interaction ▸ Binding activity

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC155H269N69O47S3

DescriptionStandard

        MRGRMRSFDQGSTRAPARERCRRQRPEGRSAQR
    

Molecular Weight3947.42 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)7.50

Net Charge (pH 7.4) 7.26

Charge Density (pH 7.0) 0.2272

GRAVY Index-1.92

Hydrophobic Moment 0.63

Boman Index-0.82

Instability Index78.89

Aliphatic Index 9.09

Aromaticity 0.0303

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 1979.93

LogP -29.19

H-bond Donors 76.0

H-bond Acceptors 58.0

Rotatable Bonds 137.0

Heavy Atoms 274.0

Ring Count 3.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0220906 VERIFIED: NO

Provenance & Taxonomy

OrganismEscherichia coli [Bacterium]

Tax ID562

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

DNA-binding