Peptide Database

Peptide NameSperm activating peptide b

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC42H73N13O14S2

DescriptionStandard

        SAKLCPGGNCV
    

Molecular Weight1048.24 Da

Isoelectric Point (pI)7.79

Net Charge (pH 7.0)0.44

Net Charge (pH 7.4) 0.20

Charge Density (pH 7.0) 0.0399

GRAVY Index0.38

Hydrophobic Moment 0.24

Boman Index0.18

Instability Index12.91

Aliphatic Index 70.91

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 434.87

LogP -6.41

H-bond Donors 16.0

H-bond Acceptors 17.0

Rotatable Bonds 32.0

Heavy Atoms 71.0

Ring Count 1.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0371601 VERIFIED: NO

Provenance & Taxonomy

OrganismGlyptocidaris crenularis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sperm activator