Peptide Database

Peptide NameNatriuretic peptide B-type BNP

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC161H267N53O49S3

DescriptionStandard

        NTKRYSGCFGMKIERIGSLSNLGCNSGSRFGLKRS
    

Molecular Weight3825.36 Da

Isoelectric Point (pI)10.45

Net Charge (pH 7.0)5.74

Net Charge (pH 7.4) 5.50

Charge Density (pH 7.0) 0.1640

GRAVY Index-0.57

Hydrophobic Moment 0.52

Boman Index-0.18

Instability Index49.52

Aliphatic Index 55.71

Aromaticity 0.0857

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1615.00

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

Amino Acid Composition

TPSA 1706.79

LogP -23.79

H-bond Donors 65.0

H-bond Acceptors 58.0

Rotatable Bonds 134.0

Heavy Atoms 266.0

Ring Count 3.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0243833 VERIFIED: NO

Provenance & Taxonomy

OrganismPolypterus endlicheri [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone