Peptide Database

Peptide NameLittle SAAS

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ ACE inhibition ▸ ACE inhibitory

Hormonal / Endocrine ▸ Hormone peptide

Membrane / Ion-channel modulation ▸ Ion channel modulation

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide precursor

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC79H128N24O24

DescriptionStandard

        GLSAASPPLAETGAPRRF
    

Molecular Weight1798.01 Da

Isoelectric Point (pI)9.60

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0424

GRAVY Index-0.16

Hydrophobic Moment 0.24

Boman Index0.05

Instability Index73.46

Aliphatic Index 65.56

Aromaticity 0.0556

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 753.44

LogP -9.41

H-bond Donors 26.0

H-bond Acceptors 25.0

Rotatable Bonds 52.0

Heavy Atoms 127.0

Ring Count 4.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0051327 VERIFIED: YES

Provenance & Taxonomy

OrganismHomo sapiens [Animal]

FamilyLittle SAAS

Tax ID9606

Structure & Mods

Configlinear peptide [Linear]

Chiralitynoncanonical stereochemical modification [Modified]

Other Mods12:O-linked (GalNAc...) threonine

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Enzyme modulation Ion channel modulation Receptor modulation ACE inhibitory

Half-LifeMammalian: 30 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0327916 VERIFIED: NO