Peptide Database

Peptide NameDiuretic hormone 31 II

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC131H209N39O41S

DescriptionStandard

        GLDLGLSRGFSGSQAAKHLMGLSAASFANGP
    

Molecular Weight3018.36 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.85

Net Charge (pH 7.4) 0.59

Charge Density (pH 7.0) 0.0273

GRAVY Index0.17

Hydrophobic Moment 0.41

Boman Index0.21

Instability Index14.52

Aliphatic Index 79.03

Aromaticity 0.0645

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 1268.76

LogP -17.26

H-bond Donors 44.0

H-bond Acceptors 44.0

Rotatable Bonds 99.0

Heavy Atoms 212.0

Ring Count 4.0

Amide Bonds 32.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0424476 VERIFIED: NO

Provenance & Taxonomy

OrganismLatrodectus hesperus [Animal] [Animal]; Stegodyphus mimosarum [Animal] [Animal]; Latrodectus tredecimguttatus [Animal] [Animal]; Pardosa pseudoannulata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone