Peptide Database

Peptide NameLuqin-B

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length29 amino acids

Chemical FormulaC147H227N35O46

DescriptionStandard

        TIPDRLPQTEESSLPDFGFSHLPALPLEL
    

Molecular Weight3220.58 Da

Isoelectric Point (pI)4.17

Net Charge (pH 7.0)-4.50

Net Charge (pH 7.4) -4.75

Charge Density (pH 7.0) -0.1553

GRAVY Index-0.21

Hydrophobic Moment 0.40

Boman Index0.12

Instability Index69.28

Aliphatic Index 97.59

Aromaticity 0.0690

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 1255.49

LogP -10.26

H-bond Donors 40.0

H-bond Acceptors 43.0

Rotatable Bonds 97.0

Heavy Atoms 228.0

Ring Count 8.0

Amide Bonds 29.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0079224 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyLuqin

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

Half-LifeMammalian: 7.2 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0169769 VERIFIED: NO