Peptide Database

Peptide Name(I-deamino-8-D-arginine vasopressin)DDAVP

Function Ontology

Anti-diuretic

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC43H61N13O12S

DescriptionStandard

        YFQNCPRG
    

Molecular Weight984.09 Da

Isoelectric Point (pI)8.22

Net Charge (pH 7.0)0.75

Net Charge (pH 7.4) 0.53

Charge Density (pH 7.0) 0.0936

GRAVY Index-1.19

Hydrophobic Moment 0.62

Boman Index-0.23

Instability Index9.19

Aliphatic Index 0.00

Aromaticity 0.2500

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 426.54

LogP -4.55

H-bond Donors 15.0

H-bond Acceptors 14.0

Rotatable Bonds 28.0

Heavy Atoms 69.0

Ring Count 3.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0409668 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyVasopressin

Structure & Mods

Configlinear peptide [Linear]

Chiralitymixed L/D amino-acid peptide [Mixed]

N-Term1-β-mercaptopropionic acid

C-TermNone

Other ModsD-residue notation at positions 7; Mixed L/D stereochemistry with D-annotated positions 7

Bio-Activity Profile

Function

Anti-diuretic

MethodRadioimmunoassay

Half-LifeHuman blood sample; 3300 s