Peptide Database

Peptide NameCalifin-B large subunit

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Reproductive neuropeptide

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC179H315N55O54S2

DescriptionStandard

        ISINQDLKAITDMLLTEQIQARQRCLAALRQRLLDL
    

Molecular Weight4165.88 Da

Isoelectric Point (pI)8.22

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.53

Charge Density (pH 7.0) 0.0210

GRAVY Index0.03

Hydrophobic Moment 0.55

Boman Index-0.08

Instability Index42.72

Aliphatic Index 141.11

Aromaticity 0.0000

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 1823.87

LogP -16.89

H-bond Donors 64.0

H-bond Acceptors 57.0

Rotatable Bonds 148.0

Heavy Atoms 290.0

Ring Count 0.0

Amide Bonds 41.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0123086 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyMolluscan ELH

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Reproductive neuropeptide

RECORD: Rec_0247038 VERIFIED: YES