Peptide Database

Peptide NameSperm activating peptide c

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC33H50N8O11

DescriptionStandard

        GFALDGVG
    

Molecular Weight734.80 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) -0.1548

GRAVY Index0.99

Hydrophobic Moment 0.20

Boman Index0.56

Instability Index-1.86

Aliphatic Index 97.50

Aromaticity 0.1250

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 304.32

LogP -2.87

H-bond Donors 10.0

H-bond Acceptors 10.0

Rotatable Bonds 22.0

Heavy Atoms 52.0

Ring Count 1.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0019519 VERIFIED: NO

Provenance & Taxonomy

OrganismPseudoboletia maculata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sperm activator