Peptide Database

Peptide NameInsulin B chain

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length30 amino acids

Chemical FormulaC155H228N40O41S2

DescriptionStandard

        FANQHLCGSHLVEALYLVCGERGFFYTPKA
    

Molecular Weight3371.84 Da

Isoelectric Point (pI)6.90

Net Charge (pH 7.0)-0.08

Net Charge (pH 7.4) -0.42

Charge Density (pH 7.0) -0.0028

GRAVY Index0.22

Hydrophobic Moment 0.43

Boman Index0.21

Instability Index9.85

Aliphatic Index 81.33

Aromaticity 0.1667

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 1285.41

LogP -9.53

H-bond Donors 46.0

H-bond Acceptors 45.0

Rotatable Bonds 105.0

Heavy Atoms 238.0

Ring Count 8.0

Amide Bonds 31.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0002367 VERIFIED: NO

Provenance & Taxonomy

OrganismCamelus dromedarius [Animal]

FamilyInsulin

Tax ID9838

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Metabolic

RECORD: Rec_0154519 VERIFIED: NO

Provenance & Taxonomy

OrganismCamelus dromedarius [Animal]

FamilyInsulin

Tax ID9838

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Metabolic regulation Physiological regulation

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: 2 min

RECORD: Rec_0274104 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/