Peptide Database

Peptide NameNemertide alpha-4

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC137H212N40O43S6

DescriptionStandard

        GCISTGSFCTLSKGCCTKNCGWNFKCNPPNQ
    

Molecular Weight3299.78 Da

Isoelectric Point (pI)8.68

Net Charge (pH 7.0)2.70

Net Charge (pH 7.4) 2.40

Charge Density (pH 7.0) 0.0870

GRAVY Index-0.34

Hydrophobic Moment 0.31

Boman Index0.01

Instability Index25.42

Aliphatic Index 25.16

Aromaticity 0.0968

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 1349.42

LogP -20.37

H-bond Donors 51.0

H-bond Acceptors 52.0

Rotatable Bonds 104.0

Heavy Atoms 226.0

Ring Count 6.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0303016 VERIFIED: NO

Provenance & Taxonomy

OrganismLineus sanguieneus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Channel blocker