Peptide Database

Peptide NameAKH-GKR

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Metabolic

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC61H91N17O17

DescriptionStandard

        QLTFSPDWGKR
    

Molecular Weight1334.48 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0691

GRAVY Index-1.20

Hydrophobic Moment 0.35

Boman Index-0.21

Instability Index65.89

Aliphatic Index 35.45

Aromaticity 0.1818

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 570.09

LogP -5.10

H-bond Donors 20.0

H-bond Acceptors 18.0

Rotatable Bonds 41.0

Heavy Atoms 95.0

Ring Count 4.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0237487 VERIFIED: YES

Provenance & Taxonomy

OrganismLucilia cuprina [Animal]

FamilyAKH/HRTH/RPCH

Tax ID7375

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

N-TermPyroglutamate

Bio-Activity Profile

Function

Neuropeptide Invertebrate neurohormone Metabolic

RECORD: Rec_0321246 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/