Peptide Database

Peptide NameCydiastatin 4-alpha

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC63H89N15O15

DescriptionStandard

        PPPPPARPYSFA
    

Molecular Weight1296.47 Da

Isoelectric Point (pI)9.18

Net Charge (pH 7.0)0.96

Net Charge (pH 7.4) 0.90

Charge Density (pH 7.0) 0.0798

GRAVY Index-0.82

Hydrophobic Moment 0.25

Boman Index0.06

Instability Index105.47

Aliphatic Index 16.67

Aromaticity 0.1667

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 427.84

LogP -2.83

H-bond Donors 13.0

H-bond Acceptors 16.0

Rotatable Bonds 27.0

Heavy Atoms 93.0

Ring Count 8.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0168059 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630

Structure & Mods

Configlinear peptide [Linear]

Chiralitymixed L/D amino-acid peptide [Mixed]

N-TermNone

C-TermAmidation

Other ModsAcpc=cyclopropylalanine

Bio-Activity Profile

Function

Neuropeptide

MethodRP-HPLC

Half-LifeMidgut lumen, in vitro; 450 s