Peptide Database

Peptide NameRed pigment-concentrating hormone

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC45H61N11O12

DescriptionStandard

        QLNFSPGW
    

Molecular Weight948.03 Da

Isoelectric Point (pI)5.53

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0300

GRAVY Index-0.51

Hydrophobic Moment 0.09

Boman Index0.23

Instability Index60.31

Aliphatic Index 48.75

Aromaticity 0.2500

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 380.43

LogP -2.92

H-bond Donors 12.0

H-bond Acceptors 12.0

Rotatable Bonds 26.0

Heavy Atoms 68.0

Ring Count 4.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0315414 VERIFIED: NO

Provenance & Taxonomy

OrganismPenaeus merguiensis [Animal]

FamilyRed pigment-concentrating hormone

Tax ID71412

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

N-TermPyroglutamate

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine

Half-LifeMammalian: 0.8 hour; Yeast: 10 min; E. coli: >10 hour

RECORD: Rec_0382096 VERIFIED: YES

Provenance & Taxonomy

OrganismCancer borealis [Animal]

FamilyAKH/HRTH/RPCH

Tax ID39395

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermPyroglutamate

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Invertebrate neurohormone Metabolic

RECORD: Rec_0392813 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/

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