Peptide Database

Peptide NameOrcokinin A2 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC71H100N18O23

DescriptionStandard

        NFDEIDRAGFGSFV
    

Molecular Weight1573.66 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.1596

GRAVY Index-0.09

Hydrophobic Moment 0.46

Boman Index0.11

Instability Index15.74

Aliphatic Index 55.71

Aromaticity 0.2143

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 678.74

LogP -6.64

H-bond Donors 23.0

H-bond Acceptors 21.0

Rotatable Bonds 50.0

Heavy Atoms 112.0

Ring Count 3.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0264735 VERIFIED: NO

Provenance & Taxonomy

OrganismPodura aquatica [Animal]; Pogonognathellus sp [Animal]; Xibalbanus tulumensis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide