Peptide Database

Peptide NameSubstance P [3-11]

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC52H78N12O12S

DescriptionStandard

        KPQQFFGLM
    

Molecular Weight1095.31 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.0843

GRAVY Index-0.18

Hydrophobic Moment 0.28

Boman Index0.16

Instability Index34.93

Aliphatic Index 43.33

Aromaticity 0.2222

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 399.53

LogP -1.64

H-bond Donors 12.0

H-bond Acceptors 14.0

Rotatable Bonds 35.0

Heavy Atoms 77.0

Ring Count 3.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0017673 VERIFIED: NO

Provenance & Taxonomy

OrganismHomo sapiens [Animal]; Tupaia belangeri [Animal]

FamilyTachykinin

Tax ID9606, 37347

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide