Peptide Database

Peptide NameUnnamed

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC93H147N27O33S4

DescriptionStandard

        GIVEQCCHNTCSLVNLEGYCN
    

Molecular Weight2299.58 Da

Isoelectric Point (pI)4.51

Net Charge (pH 7.0)-2.19

Net Charge (pH 7.4) -2.50

Charge Density (pH 7.0) -0.1042

GRAVY Index0.13

Hydrophobic Moment 0.33

Boman Index0.13

Instability Index25.73

Aliphatic Index 83.33

Aromaticity 0.0476

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1740.00

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

Amino Acid Composition

TPSA 981.65

LogP -12.56

H-bond Donors 36.0

H-bond Acceptors 36.0

Rotatable Bonds 74.0

Heavy Atoms 157.0

Ring Count 2.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0056093 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/

RECORD: Rec_0062266 VERIFIED: YES

Provenance & Taxonomy

OrganismCallorhinchus milii [Animal]

FamilyInsulin

Tax ID7868

Structure & Mods

Configdisulfide-constrained peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide6-11

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

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

RECORD: Rec_0282933 VERIFIED: YES

Provenance & Taxonomy

OrganismCallorhynchus milii [Animal]

FamilyInsulin

Tax ID7868

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Metabolic