Peptide Database

Peptide NameType I antifreeze peptide Liv4

Function Ontology

Antifreeze

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC148H252N48O52S

DescriptionStandard

        MDAPARAAAATAAAAKAAAEKTAADALAAAEATAAAAARA
    

Molecular Weight3567.94 Da

Isoelectric Point (pI)5.97

Net Charge (pH 7.0)-0.49

Net Charge (pH 7.4) -0.72

Charge Density (pH 7.0) -0.0123

GRAVY Index0.45

Hydrophobic Moment 0.33

Boman Index0.16

Instability Index17.26

Aliphatic Index 74.75

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 1575.16

LogP -22.27

H-bond Donors 55.0

H-bond Acceptors 53.0

Rotatable Bonds 112.0

Heavy Atoms 249.0

Ring Count 1.0

Amide Bonds 39.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0019689 VERIFIED: NO

Provenance & Taxonomy

OrganismCottus scorpius [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antifreeze