Peptide Database

Peptide NameCardioactive peptide Ocp-1/Ocp-2

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC17H22N4O7

DescriptionStandard

        GFGD
    

Molecular Weight394.38 Da

Isoelectric Point (pI)4.30

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.3089

GRAVY Index-0.38

Hydrophobic Moment 0.47

Boman Index0.31

Instability Index7.50

Aliphatic Index 0.00

Aromaticity 0.2500

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 187.92

LogP -2.17

H-bond Donors 6.0

H-bond Acceptors 6.0

Rotatable Bonds 11.0

Heavy Atoms 28.0

Ring Count 1.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0080369 VERIFIED: YES

Provenance & Taxonomy

OrganismCallistoctopus minor [Animal]

FamilyCardioactive peptide Ocp-1/Ocp

Tax ID515824

Structure & Mods

Configlinear peptide [Linear]

ChiralityD-residue-containing modified peptide [Mixed]

Other Mods2:D-phenylalanine

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 30 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0332138 VERIFIED: NO

Provenance & Taxonomy

OrganismOctopus minor [Animal]; Sepia officinalis [Animal]; Hypsibius dujardini [Animal]; Ramazzottius varieornatus [Animal]; Pardosa pseudoannulata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide