Basic Information

IDDRAMP21132
SequenceRRWHRHWRR
Length9
NameP4 (Derived from P5)
SourceSynthetic construct
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
Pathogen[Ref.28372989] Gram-positive bacteria : Bacillus subtilis(MIC=2 μM, MBC=8 μM), Staphylococcus aureus(MIC=128 μM, MBC=128 μM);##Gram-negative bacteria : Escherichia coli(MIC=40 μM, MBC>128 μM)
Hemolytic Activity[Ref.28372989] MHC5>86.67 μM against human red blood cells
Cytotoxicity[Ref.28372989] IC50 > 86.67 μM for hPBMCs. The cell viability of hPBMCs is 90.8%, 94.1%, 92%, 95.6% and 86.5% at peptide concentrations of 0.33, 0.67, 6.67, 12.33 and 86.67 μM.
N-terminal ModificationFree
C-terminal ModificationAmidation
Linear/Cyclic/BranchedLinear
Uniprot
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID28372989

Physicochemical Properties

Residues9
SequenceRRWHRHWRR
Molecular Weight1445.642
Grand Average of Hydropathy-3.411
Isoelectric Point12
Charge at pH 7.44.631
Secondary StructureHelix: 0.222, Turn: 0.000, Sheet: 0.000
Instability Index244.333
Aromaticity0.222

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