Peptide Database

Peptide NameChromogranin-A 54400620 precursor fragment

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC43H72N10O17S

DescriptionStandard

        VEMSPKVDE
    

Molecular Weight1033.15 Da

Isoelectric Point (pI)4.43

Net Charge (pH 7.0)-2.25

Net Charge (pH 7.4) -2.47

Charge Density (pH 7.0) -0.2506

GRAVY Index-0.72

Hydrophobic Moment 0.34

Boman Index-0.13

Instability Index80.40

Aliphatic Index 64.44

Aromaticity 0.0000

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 445.48

LogP -3.83

H-bond Donors 14.0

H-bond Acceptors 16.0

Rotatable Bonds 34.0

Heavy Atoms 71.0

Ring Count 1.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0393939 VERIFIED: NO

Provenance & Taxonomy

OrganismDanio rerio [Animal]

Tax ID7955

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

Bio-Activity Profile

Function

Neuropeptide