Peptide Database

Peptide NameTachykinin-related peptide

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Tachykinin peptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC42H68N12O12S

DescriptionStandard

        TPSGFLGMR
    

Molecular Weight965.13 Da

Isoelectric Point (pI)9.41

Net Charge (pH 7.0)0.40

Net Charge (pH 7.4) 0.21

Charge Density (pH 7.0) 0.0442

GRAVY Index0.01

Hydrophobic Moment 0.22

Boman Index0.13

Instability Index21.91

Aliphatic Index 43.33

Aromaticity 0.1111

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 389.69

LogP -4.28

H-bond Donors 14.0

H-bond Acceptors 14.0

Rotatable Bonds 29.0

Heavy Atoms 67.0

Ring Count 2.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0378452 VERIFIED: YES

Provenance & Taxonomy

OrganismCallinectes sapidus [Animal]

FamilyTachykinin

Tax ID6763

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Other ModsMet8 oxidation

Bio-Activity Profile

Function

Tachykinin Neuropeptide Neuromodulator

PaperDiscovery and characterization of the Crustacean hyperglycemic hormone precursor related peptides (CPRP) and orcokinin neuropeptides in the sinus glands of the blue crab Callinectes sapidus using multiple tandem mass spectrometry techniques PMID21740068 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/21740068/

RECORD: Rec_0417293 VERIFIED: NO

Provenance & Taxonomy

OrganismHomarus americanus [Animal]; Carcinus maenas [Animal]; Cancer borealis [Animal]; Ocypode ceratophthalma [Animal]; Catajapyx aquilonaris [Animal]; Paranephrops zealandicus [Animal]

FamilyTachykinin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0417965 VERIFIED: YES

Provenance & Taxonomy

OrganismCarcinus maenas [Animal]

FamilyTachykinin

Tax ID6759

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-

Half-LifeMammalian: 7.2 hour; Yeast: >20 hour; E. coli: >10 hour

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