Peptide Database

Peptide NameSperm ativating peptide-14

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC50H87N17O16S2

DescriptionStandard

        CVTGAPGCVGGGRL
    

Molecular Weight1246.46 Da

Isoelectric Point (pI)8.07

Net Charge (pH 7.0)0.74

Net Charge (pH 7.4) 0.51

Charge Density (pH 7.0) 0.0529

GRAVY Index0.73

Hydrophobic Moment 0.26

Boman Index0.31

Instability Index5.64

Aliphatic Index 76.43

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 514.96

LogP -7.75

H-bond Donors 20.0

H-bond Acceptors 19.0

Rotatable Bonds 37.0

Heavy Atoms 85.0

Ring Count 1.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0000148 VERIFIED: NO

Provenance & Taxonomy

OrganismArbacia punctulata [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide1-8

Bio-Activity Profile

Function

Sperm activator