Peptide Database

Peptide NameCalifin-A 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 FormulaC181H319N57O55S2

DescriptionStandard

        ISINQDLKAITDMLLTEQIQARRRCLDALRQRLLDL
    

Molecular Weight4237.95 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 Index-0.15

Hydrophobic Moment 0.61

Boman Index-0.17

Instability Index69.19

Aliphatic Index 138.33

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 1879.98

LogP -17.44

H-bond Donors 67.0

H-bond Acceptors 58.0

Rotatable Bonds 151.0

Heavy Atoms 295.0

Ring Count 0.0

Amide Bonds 40.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0188207 VERIFIED: NO

Provenance & Taxonomy

OrganismAplysia californica [Animal]

FamilyCalifin-A large subunit

Tax ID6500

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator

Half-LifeMammalian: 20 hour; Yeast: 30 min; E. coli: >10 hour

RECORD: Rec_0190864 VERIFIED: NO