Peptide Database

Peptide NameSperm activating peptide b

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC38H58N10O14S

DescriptionStandard

        GFEMGGTGVG
    

Molecular Weight910.99 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) -0.1237

GRAVY Index0.27

Hydrophobic Moment 0.28

Boman Index0.45

Instability Index-4.13

Aliphatic Index 29.00

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 382.75

LogP -5.18

H-bond Donors 13.0

H-bond Acceptors 14.0

Rotatable Bonds 29.0

Heavy Atoms 63.0

Ring Count 1.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0394070 VERIFIED: NO

Provenance & Taxonomy

OrganismHeterocentrotus mammillatus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sperm activator