Peptide Database

Peptide NameUnnamed

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC34H47N9O8

DescriptionStandard

        GSPRFF
    

Molecular Weight709.79 Da

Isoelectric Point (pI)9.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.1267

GRAVY Index-0.28

Hydrophobic Moment 0.60

Boman Index0.04

Instability Index69.00

Aliphatic Index 0.00

Aromaticity 0.3333

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 282.16

LogP -2.30

H-bond Donors 10.0

H-bond Acceptors 9.0

Rotatable Bonds 19.0

Heavy Atoms 51.0

Ring Count 3.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0033012 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_0098511 VERIFIED: NO

Provenance & Taxonomy

OrganismAplysia californica [Animal]; Aplysia kurodai [Animal]

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0102639 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyGSPRFF-amide

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

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

RECORD: Rec_0208132 VERIFIED: NO

Provenance & Taxonomy

OrganismAplysia californica [Animal]

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-