Peptide Database

Peptide NameIon transport peptide

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length72 amino acids

Chemical FormulaC384H589N97O111S7

DescriptionStandard

        SFFDIQCKGVYDKSIFARLDRICEDCYNLFREPQLHSLCRSDCFKSPYFKGCLQALLLIDEEEKFNQMVEIL
    

Molecular Weight8564.82 Da

Isoelectric Point (pI)4.96

Net Charge (pH 7.0)-3.50

Net Charge (pH 7.4) -3.87

Charge Density (pH 7.0) -0.0486

GRAVY Index-0.14

Hydrophobic Moment 0.76

Boman Index-0.02

Instability Index44.80

Aliphatic Index 86.67

Aromaticity 0.1389

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4845.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 3386.20

LogP -25.56

H-bond Donors 121.0

H-bond Acceptors 116.0

Rotatable Bonds 289.0

Heavy Atoms 599.0

Ring Count 13.0

Amide Bonds 77.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0058334 VERIFIED: NO

Provenance & Taxonomy

OrganismSchistocerca gregaria [Animal]

FamilyArthropod CHH/MIH/GIH/VIH hormone

Tax ID7010

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Arthropod neurohormone

RECORD: Rec_0245368 VERIFIED: YES

Provenance & Taxonomy

OrganismSchistocerca gregaria [Animal]

FamilyIon transport peptide

Tax ID7010

Structure & Mods

Configdisulfide-constrained peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide7-43; 23-39; 26-52

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0283055 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

Paper数据库级溯源文献：Wang Y, Wang M, Yin S, et al. NeuroPep: a comprehensive resource of neuropeptides. Database (Oxford). 2015:bav038. PMID 25931458; Bin Y, Zhang W, Tang W, et al. Prediction of Neuropeptides from Sequence Information Using Ensemble Classifier and Hybrid Features. J Proteome Res. 2020;19(9):3732-3740. PMID 32786686. PMID25931458;32786686 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/25931458/