Peptide Database

Peptide NameUrechistachykinin TK IV, URGRP IV

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC60H86N18O15

DescriptionStandard

        PRAAYSGFFGAR
    

Molecular Weight1299.44 Da

Isoelectric Point (pI)10.84

Net Charge (pH 7.0)1.96

Net Charge (pH 7.4) 1.90

Charge Density (pH 7.0) 0.1631

GRAVY Index-0.21

Hydrophobic Moment 0.41

Boman Index0.03

Instability Index-4.19

Aliphatic Index 25.00

Aromaticity 0.2500

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 533.69

LogP -5.57

H-bond Donors 21.0

H-bond Acceptors 17.0

Rotatable Bonds 38.0

Heavy Atoms 93.0

Ring Count 4.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0352310 VERIFIED: NO

Provenance & Taxonomy

OrganismUrechis unicinctus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide