Peptide Database

Peptide NameAtrial natriuretic peptide [4-24]

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC93H152N34O27S3

DescriptionStandard

        CFGSRIDRIGAQSGMGCGRRF
    

Molecular Weight2274.61 Da

Isoelectric Point (pI)10.35

Net Charge (pH 7.0)2.74

Net Charge (pH 7.4) 2.51

Charge Density (pH 7.0) 0.1305

GRAVY Index-0.25

Hydrophobic Moment 0.64

Boman Index-0.14

Instability Index59.26

Aliphatic Index 41.90

Aromaticity 0.0952

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 125.00

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

Amino Acid Composition

TPSA 1013.77

LogP -13.76

H-bond Donors 40.0

H-bond Acceptors 33.0

Rotatable Bonds 77.0

Heavy Atoms 157.0

Ring Count 2.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0208021 VERIFIED: NO

Provenance & Taxonomy

OrganismRana catesbeiana [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide1-17

Bio-Activity Profile

Function

Neuropeptide