Peptide Database

Peptide Name[N-5]-Sperm-activating peptide

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC38H57N11O14

DescriptionStandard

        GFDLNGGGVG
    

Molecular Weight891.92 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.1239

GRAVY Index0.18

Hydrophobic Moment 0.10

Boman Index0.41

Instability Index22.50

Aliphatic Index 68.00

Aromaticity 0.1000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 405.61

LogP -5.79

H-bond Donors 13.0

H-bond Acceptors 13.0

Rotatable Bonds 28.0

Heavy Atoms 63.0

Ring Count 1.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0114354 VERIFIED: NO

Provenance & Taxonomy

OrganismHemicentrotus pulcherrimus [Animal]; Strongylocentrotus purpuratus [Animal]; Tripneustes gratilla [Animal]; Strongylocentrotus nudus [Animal]

Tax ID7668

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sperm activator