Peptide properties

1Top 2Function-activity relationship 3Calculated physicochemical properties 4Peptide source & Food-borne protein(s) search 5Biological/Functional activity & target protein 6Taste properties & Structure 7Preparation method 8Stability & Cytotoxicity 9Additional information 10Database cross-references 11Reference(s)

List of peptide properties

DFBP ID - DFBPANCA0043(Anticancer peptide)

DFBP ID	DFBPANCA0043
Peptide sequence	GFSSIFRGVAKFASKGLGKDLAKLGVDLVACKISKQC
Type	Native peptide
Peptide/Function name	Anticancer peptide, Esculentin-2CHa

Function-activity relationship

Main bioactivity	Anticancer activity
Otheir bioactivity	N.D

Calculated physicochemical properties

Three-letter amino acid

Gly-Phe-Ser-Ser-Ile-Phe-Arg-Gly-Val-Ala-Lys-Phe-Ala-Ser-Lys-Gly-Leu-Gly-Lys-Asp-Leu-Ala-Lys-Leu-Gly-Val-Asp-Leu-Val-Ala-Cys-Lys-Ile-Ser-Lys-Gln-Cys

Single-letter amino acid

GFSSIFRGVAKFASKGLGKDLAKLGVDLVACKISKQC

Peptide length

Peptide mass

Experimental mass	Theoretical mass
N.D	3843.57 Da ^c

Net charge

0.00 ^c

Isoelectric point (pI)

10.27 ^c

IC₅₀

N.D

pIC₅₀

N.D

GRAVY

0.3730^c

Hydrophilic residue ratio

56.76%^c

Peptide calculator

Peptide source & Food-borne protein(s) search

Classification	Animal, Amphibian
Organism/Source	Ranidae, Chiricahua leopard frog (Lithobates chiricahuensis)
Precursor protein	Skin secretions
Residue position	N.D
Precursor protein(s) search	No matching precursor protein found
Link-research Inductive analysis	There are no literature reports on the discovery of this sequence in other food-source proteins.

Biological/Functional activity & target protein

Anticancer activity	Cytotoxic activity against A549 cells.
Specific target protein(s)	N.D

Taste properties & Structure

Bitterness

Literature report	N.D
Bitter prediction tools	Non-bitter taste ^prediction

SMILES

NCC(=O)N[C@@]([H])(Cc1ccccc1)C(=O)N[C@@]([H])(CO)C(=O)N[C@@]([H])(CO)C(=O)N[C@@]([H])([C@]([H])(CC)C)C(=O)N[C@@]([H])(Cc1ccccc1)C(=O)N[C@@]([H])(CCCNC(=N)N)C(=O)NCC(=O)N[C@@]([H])(C(C)C)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(Cc1ccccc1)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CO)C(=O)N[C@@]([H])(CCCCN)C(=O)NCC(=O)N[C@@]([H])(CC(C)C)C(=O)NCC(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CC(=O)O)C(=O)N[C@@]([H])(CC(C)C)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CC(C)C)C(=O)NCC(=O)N[C@@]([H])(C(C)C)C(=O)N[C@@]([H])(CC(=O)O)C(=O)N[C@@]([H])(CC(C)C)C(=O)N[C@@]([H])(C(C)C)C(=O)N[C@@]([H])(C)C(=O)N[C@@]([H])(CS)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])([C@]([H])(CC)C)C(=O)N[C@@]([H])(CO)C(=O)N[C@@]([H])(CCCCN)C(=O)N[C@@]([H])(CCC(=O)N)C(=O)N[C@@]([H])(CS)C(=O)O

Preparation method

Mode of preparation	Synthesis
Enzyme(s)/starter culture	Synthesis peptide

Stability & Cytotoxicity

Peptide stability

Literature report:	N.D
EHP-Tool:	Enzymatic Hydrolysis Prediction Tool (EHP-Tool)

Peptide cytotoxicity

Literature report:	N.D
Prediction:	ToxinPred

Additional information

N.D

Database cross-references

[D1]

[D2]

[D3]

[D4]

Reference(s)

Primary literature	Attoub S, Mechkarska M, Sonnevend A, Radosavljevic G, Jovanovic I, Lukic ML, Conlon JM. Esculentin-2CHa: a host-defense peptide with differential cytotoxicity against bacteria, erythrocytes and tumor cells. Peptides. 2013 Jan;39:95-102. PMID: 23159562 DOI: 10.1016/j.peptides.2012.11.004
Other literature(s)	[1] Wang L, Dong C, Li X, et al. Anticancer potential of bioactive peptides from animal sources (Review).[J]. Oncology Reports, 2017, 38(2).
PubDate	2013