Peptide Database

Peptide NameCydiastatin 4

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Invertebrate inhibitory neuropeptide

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Invertebrate inhibitory neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC43H63N11O11

DescriptionStandard

        ARPYSFGL
    

Molecular Weight910.03 Da

Isoelectric Point (pI)8.79

Net Charge (pH 7.0)0.79

Net Charge (pH 7.4) 0.61

Charge Density (pH 7.0) 0.0994

GRAVY Index-0.03

Hydrophobic Moment 0.37

Boman Index0.13

Instability Index32.83

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 360.59

LogP -2.56

H-bond Donors 13.0

H-bond Acceptors 12.0

Rotatable Bonds 25.0

Heavy Atoms 65.0

Ring Count 3.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0345856 VERIFIED: YES

Provenance & Taxonomy

OrganismManduca sexta [Animal]

FamilyCydiastatin

Tax ID7130

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Half-LifeExperimental: 16.5 minutes; /990 seconds; Mammalian: 4.4 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0414073 VERIFIED: YES

Provenance & Taxonomy

OrganismHelicoverpa armigera [Animal]

FamilyHelicostatin

Tax ID29058