Peptide Database

Peptide NameProlactin-inhibiting factor PIF-1

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length26 amino acids

Chemical FormulaC120H196N34O41S4

DescriptionStandard

        WCLESSQCQDLSTESNLLACIRACKP
    

Molecular Weight2899.30 Da

Isoelectric Point (pI)4.68

Net Charge (pH 7.0)-1.27

Net Charge (pH 7.4) -1.54

Charge Density (pH 7.0) -0.0490

GRAVY Index-0.10

Hydrophobic Moment 0.34

Boman Index-0.03

Instability Index86.57

Aliphatic Index 82.69

Aromaticity 0.0385

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5750.00

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

Amino Acid Composition

TPSA 1228.06

LogP -14.91

H-bond Donors 46.0

H-bond Acceptors 44.0

Rotatable Bonds 95.0

Heavy Atoms 199.0

Ring Count 3.0

Amide Bonds 28.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0200303 VERIFIED: NO

Provenance & Taxonomy

OrganismSus scrofa [Animal]

Tax ID9823

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone