Basic Information

IDDRAMP20974
SequenceRRFKLLSHSLLVTLASHL
Length18
NameJH-3 (Derived from P3)
SourceSynthetic construct
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
Pathogen[Ref.25753638]Gram-positive bacteria : Staphylococcus aureus ATCC29213 (MIC=6.25 μg/ml), Clinical Staphylococcus aureus (MIC=3.125 μg/ml);##Gram-negative bacteria : Escherichia coli ATCC25922 (MIC=3.125 μg/ml), Clinical Escherichia coli (MIC=3.125 μg/ml), Pseudomonas aeruginosa clinical strain (MIC=6.25 μg/ml);##Fungi : Candida albicans ATCC 90029 (MIC=12.5 μg/ml), Candida albicans Clinical strain (MIC=6.25 μg/ml)
Hemolytic Activity[Ref.25753638] 8% hemolysis at 50 μg/ml , 13% hemolysis at 100 μg/ml , 17% hemolysis at 200 μg/ml , 18% hemolysis at 300 μg/ml , 18.5% hemolysis at 400 μg/ml against human red blood cells
Cytotoxicity[Ref.25753638] The cell viability of HaCaT cell lines is 86% and 86% at peptide concentrations of 200 and 400 μg/ml. In Kunming mice, the LD50 of JH-3 is 180 mg/kg for i.p. injection, , while the LD50 of PMB(served as a control) is 50 mg/kg. No mortali
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedLinear
Uniprot
PDB
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PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID25753638

Physicochemical Properties

Residues18
SequenceRRFKLLSHSLLVTLASHL
Molecular Weight2091.502
Grand Average of Hydropathy0.511
Isoelectric Point12
Charge at pH 7.42.628
Secondary StructureHelix: 0.444, Turn: 0.167, Sheet: 0.389
Instability Index23.483
Aromaticity0.056

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