Peptide Database

Peptide NameBuccalin gene-predicted acidic peptide B

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC64H103N19O32

DescriptionStandard

        SSSEQEEEDVRQVE
    

Molecular Weight1650.61 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-5.52

Net Charge (pH 7.4) -5.74

Charge Density (pH 7.0) -0.3942

GRAVY Index-1.89

Hydrophobic Moment 0.42

Boman Index-0.52

Instability Index146.77

Aliphatic Index 41.43

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 874.19

LogP -12.42

H-bond Donors 29.0

H-bond Acceptors 27.0

Rotatable Bonds 59.0

Heavy Atoms 115.0

Ring Count 0.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0212857 VERIFIED: NO

Provenance & Taxonomy

OrganismAplysia californica [Animal]

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0356344 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_0391669 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyBuccalin gene-predicted acidic peptide

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Neuromodulator ACE inhibitory

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