Peptide Database

Peptide NameUnnamed

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length19 amino acids

Chemical FormulaC90H140N24O32S3

DescriptionStandard

        IVQQCTSGICSLYQENYCN
    

Molecular Weight2166.41 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.27

Net Charge (pH 7.4) -1.52

Charge Density (pH 7.0) -0.0668

GRAVY Index-0.09

Hydrophobic Moment 0.41

Boman Index0.08

Instability Index34.00

Aliphatic Index 76.84

Aromaticity 0.1053

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3105.00

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

Amino Acid Composition

TPSA 941.02

LogP -11.99

H-bond Donors 34.0

H-bond Acceptors 34.0

Rotatable Bonds 70.0

Heavy Atoms 149.0

Ring Count 2.0

Amide Bonds 23.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0149702 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_0285244 VERIFIED: NO

Provenance & Taxonomy

OrganismRodentia [Animal]

FamilyInsulin

Tax ID9989

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

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

RECORD: Rec_0351772 VERIFIED: NO

Provenance & Taxonomy

OrganismRodentia sp [Animal]

FamilyInsulin

Tax ID69158

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Metabolic