Peptide Database

Peptide Namepeptide derived from muscle protein of bullfrog (Rana catesbeiana Shaw)

Function Ontology

Membrane / Ion-channel modulation ▸ Calcium channel modulation ▸ Calcium channel inhibitor

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC83H138N22O34

DescriptionStandard

        LEQQVDDLEGSLEQEKK
    

Molecular Weight1988.11 Da

Isoelectric Point (pI)4.08

Net Charge (pH 7.0)-4.23

Net Charge (pH 7.4) -4.44

Charge Density (pH 7.0) -0.2487

GRAVY Index-1.46

Hydrophobic Moment 0.38

Boman Index-0.34

Instability Index41.45

Aliphatic Index 85.88

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 954.26

LogP -9.96

H-bond Donors 30.0

H-bond Acceptors 30.0

Rotatable Bonds 74.0

Heavy Atoms 139.0

Ring Count 0.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0398347 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antioxidant