Peptide Database

Peptide NameAllatostatin A

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Invertebrate inhibitory neuropeptide

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Invertebrate inhibitory neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC44H63N11O12

DescriptionStandard

        PRDYAFGL
    

Molecular Weight938.04 Da

Isoelectric Point (pI)6.26

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0052

GRAVY Index-0.36

Hydrophobic Moment 0.34

Boman Index0.04

Instability Index28.93

Aliphatic Index 61.25

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 372.46

LogP -2.16

H-bond Donors 14.0

H-bond Acceptors 12.0

Rotatable Bonds 27.0

Heavy Atoms 67.0

Ring Count 3.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0345604 VERIFIED: YES

Provenance & Taxonomy

OrganismCancer borealis [Animal]

FamilyAllatostatin

Tax ID39395

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

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

RECORD: Rec_0388290 VERIFIED: NO

Provenance & Taxonomy

OrganismCancer borealis [Animal] [Animal]; Ocypode ceratophthalma [Animal] [Animal]; Homarus americanus [Animal] [Animal]; Scylla olivacea [Animal] [Animal]; Nephrops norvegicus [Animal] [Animal]; Callinectes sapidus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone

RECORD: Rec_0425386 VERIFIED: YES

Provenance & Taxonomy

OrganismOcypode ceratophthalmus [Animal]

FamilyAllatostatin

Tax ID373423

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

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

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