Peptide Database

Peptide NameMolluscan insulin-related peptide I

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length25 amino acids

Chemical FormulaC124H197N31O45

DescriptionStandard

        NAETDLDDPLRNIKLSSESALTYLY
    

Molecular Weight2842.07 Da

Isoelectric Point (pI)4.11

Net Charge (pH 7.0)-3.23

Net Charge (pH 7.4) -3.45

Charge Density (pH 7.0) -0.1294

GRAVY Index-0.55

Hydrophobic Moment 0.62

Boman Index-0.07

Instability Index56.14

Aliphatic Index 101.60

Aromaticity 0.0800

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 1255.14

LogP -13.21

H-bond Donors 43.0

H-bond Acceptors 42.0

Rotatable Bonds 93.0

Heavy Atoms 200.0

Ring Count 3.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0015786 VERIFIED: YES

Provenance & Taxonomy

OrganismLymnaea stagnalis [Animal]

FamilyInsulin

Tax ID6523

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Metabolic

RECORD: Rec_0299316 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/