Peptide Database

Peptide NamePi-stichotoxin-Hcr5a

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length41 amino acids

Chemical FormulaC206H294N50O53S7

DescriptionStandard

        GTPCKCHGYIGVYWFMLAGCPNGYGYNLSCPYFLGICCVDR
    

Molecular Weight4543.30 Da

Isoelectric Point (pI)7.77

Net Charge (pH 7.0)0.78

Net Charge (pH 7.4) 0.43

Charge Density (pH 7.0) 0.0191

GRAVY Index0.35

Hydrophobic Moment 0.31

Boman Index0.30

Instability Index2.88

Aliphatic Index 64.15

Aromaticity 0.1951

Extinction Coeff. Reduced 12950.00

Extinction Coeff. Oxidized 13325.00

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

Amino Acid Composition

TPSA 1598.43

LogP -11.47

H-bond Donors 61.0

H-bond Acceptors 62.0

Rotatable Bonds 133.0

Heavy Atoms 316.0

Ring Count 13.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0029349 VERIFIED: YES

Provenance & Taxonomy

OrganismHeteractis crispa [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Channel blocker

TargetASIC3

Activity5.5 μM

MethodIC50