Peptide Database

Peptide NameFMRFamide-like peptide

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC34H49N9O7

DescriptionStandard

        NFLRF
    

Molecular Weight695.81 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) 0.1520

GRAVY Index0.28

Hydrophobic Moment 0.89

Boman Index0.03

Instability Index16.46

Aliphatic Index 78.00

Aromaticity 0.4000

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 284.71

LogP -0.99

H-bond Donors 10.0

H-bond Acceptors 8.0

Rotatable Bonds 21.0

Heavy Atoms 50.0

Ring Count 2.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0202529 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyFMRFamide-like peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

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_0261118 VERIFIED: YES

Provenance & Taxonomy

OrganismCallinectes sapidus [Animal]

FamilyFMRFamide-like peptide

Tax ID6763

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-

Half-LifeMammalian: 1.4 hour; Yeast: 3 min; E. coli: >10 hour

RECORD: Rec_0418351 VERIFIED: YES

Provenance & Taxonomy

OrganismOcypode ceratophthalmus [Animal]

FamilyFLP-extended-FLRFa

Tax ID373423

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-

Half-LifeMammalian: 1.4 hour; Yeast: 3 min; E. coli: >10 hour

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