Peptide Database

Peptide NamePeriviscerokinin 1

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC47H77N17O14

DescriptionStandard

        RSNNFTPRI
    

Molecular Weight1104.22 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.56

Charge Density (pH 7.0) 0.1956

GRAVY Index-1.31

Hydrophobic Moment 0.55

Boman Index-0.46

Instability Index32.63

Aliphatic Index 43.33

Aromaticity 0.1111

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 537.77

LogP -7.28

H-bond Donors 19.0

H-bond Acceptors 16.0

Rotatable Bonds 34.0

Heavy Atoms 78.0

Ring Count 2.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0060871 VERIFIED: NO

Provenance & Taxonomy

OrganismIxodes scapularis [Animal]

Tax ID6945

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0212042 VERIFIED: YES

Provenance & Taxonomy

OrganismIxodes scapularis [Animal]

FamilyPyrokinin

Tax ID6945

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

-

Half-LifeMammalian: 1 hour; Yeast: 2 min; E. coli: 2 min

RECORD: Rec_0309450 VERIFIED: YES

Provenance & Taxonomy

OrganismIxodes scapularis [Animal]

FamilyPyrokinin

Tax ID6945

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Invertebrate neurohormone

RECORD: Rec_0345777 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/