Peptide Database

Peptide NameNemertide alpha-3

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC133H213N41O42S6

DescriptionStandard

        GCIKTGSGCTLSKGCCTKNCGWNFKCNPPNQ
    

Molecular Weight3250.75 Da

Isoelectric Point (pI)8.92

Net Charge (pH 7.0)3.70

Net Charge (pH 7.4) 3.40

Charge Density (pH 7.0) 0.1192

GRAVY Index-0.54

Hydrophobic Moment 0.25

Boman Index-0.05

Instability Index22.68

Aliphatic Index 25.16

Aromaticity 0.0645

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5875.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1355.21

LogP -20.84

H-bond Donors 51.0

H-bond Acceptors 52.0

Rotatable Bonds 105.0

Heavy Atoms 222.0

Ring Count 5.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0233670 VERIFIED: NO

Provenance & Taxonomy

OrganismLineus lacteus [Animal]; Lineus pseudolacteus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Channel blocker