Peptide Database

Peptide NameInsulin-releasing peptide 2-1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC167H269N51O51S3

DescriptionStandard

        NVRFQRSPQQYCGSKLADIMKALCKSNYNSPNLQ
    

Molecular Weight3903.43 Da

Isoelectric Point (pI)9.59

Net Charge (pH 7.0)3.74

Net Charge (pH 7.4) 3.50

Charge Density (pH 7.0) 0.1099

GRAVY Index-0.83

Hydrophobic Moment 0.60

Boman Index-0.21

Instability Index62.18

Aliphatic Index 60.29

Aromaticity 0.0882

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3105.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1711.30

LogP -21.41

H-bond Donors 59.0

H-bond Acceptors 58.0

Rotatable Bonds 131.0

Heavy Atoms 272.0

Ring Count 5.0

Amide Bonds 41.0

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_0276252 VERIFIED: NO

Provenance & Taxonomy

OrganismAcyrthosiphon pisum [Animal]

FamilyInsulin

Tax ID7029

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide