Peptide Database

Peptide Namepeptide P19 [PMID: 15652659]

Function Ontology

Neurological / Signaling ▸ Receptor modulation ▸ Agonist

Neurological / Signaling ▸ Receptor modulation ▸ Antagonist

Neurological / Signaling ▸ Signaling peptide

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC98H166N32O33S2

DescriptionStandard

        GLSKGCFGRSLDRIGSLSGLGCNS
    

Molecular Weight2384.69 Da

Isoelectric Point (pI)8.96

Net Charge (pH 7.0)1.74

Net Charge (pH 7.4) 1.51

Charge Density (pH 7.0) 0.0725

GRAVY Index0.05

Hydrophobic Moment 0.77

Boman Index0.05

Instability Index21.21

Aliphatic Index 81.25

Aromaticity 0.0417

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 1063.98

LogP -16.36

H-bond Donors 41.0

H-bond Acceptors 37.0

Rotatable Bonds 82.0

Heavy Atoms 165.0

Ring Count 1.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0021189 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilyGtoPdb peptide ligand

Structure & Mods

Configsynthetic linear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Receptor antagonist Signaling peptide

TargetGuanylyl cyclase-B (Human)