Peptide Database

Peptide NameAntifreeze peptide AFP3

Function Ontology

Antifreeze

Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC146H253N47O49S

DescriptionStandard

        MDAPAKAAAATAAAAKAAAEATAAAAAKAAADTKAKAAR
    

Molecular Weight3482.92 Da

Isoelectric Point (pI)9.82

Net Charge (pH 7.0)2.50

Net Charge (pH 7.4) 2.27

Charge Density (pH 7.0) 0.0641

GRAVY Index0.22

Hydrophobic Moment 0.35

Boman Index0.09

Instability Index13.59

Aliphatic Index 64.10

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 1524.92

LogP -21.56

H-bond Donors 53.0

H-bond Acceptors 53.0

Rotatable Bonds 113.0

Heavy Atoms 243.0

Ring Count 1.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0246792 VERIFIED: NO

Provenance & Taxonomy

OrganismPleuronectes americanus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermBlocked

Bio-Activity Profile

Function

Antifreeze