Peptide Database

Peptide Name[S5]-Sperm activating peptide, A-2

Function Ontology

Reproductive biology ▸ Male reproductive modulation

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC37H56N10O14

DescriptionStandard

        GFDLSGGGVG
    

Molecular Weight864.90 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 Index0.45

Hydrophobic Moment 0.16

Boman Index0.47

Instability Index37.53

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 382.75

LogP -5.67

H-bond Donors 13.0

H-bond Acceptors 13.0

Rotatable Bonds 27.0

Heavy Atoms 61.0

Ring Count 1.0

Amide Bonds 9.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0181669 VERIFIED: NO

Provenance & Taxonomy

OrganismAnthocidaris crassispina [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Sperm activator