Peptide Database

Peptide NameSarafotoxin-m5

Function Ontology

Cardiovascular ▸ Vascular tone modulation ▸ Vasoactive peptide

Cardiovascular ▸ Vascular tone modulation ▸ Vasoconstrictor activity

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC31H42N6O10

DescriptionStandard

        IWDEP
    

Molecular Weight658.70 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.24

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.4472

GRAVY Index-1.00

Hydrophobic Moment 0.51

Boman Index0.13

Instability Index46.52

Aliphatic Index 78.00

Aromaticity 0.2000

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 261.32

LogP -0.05

H-bond Donors 8.0

H-bond Acceptors 8.0

Rotatable Bonds 17.0

Heavy Atoms 47.0

Ring Count 3.0

Amide Bonds 4.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0226633 VERIFIED: YES

Provenance & Taxonomy

OrganismAtractaspis microlepidota microlepidota [Animal]

FamilySarafotoxin-m5

Tax ID172021

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Vasoactive Vasoconstrictor

Half-LifeMammalian: 20 hour; Yeast: 30 min; E. coli: >10 hour