Basic Information

IDDRAMP21310
SequenceRRLRKKTRKRLK
Length12
NameRK12 (Derived from PMAP-36)
Sourcesynthetic construct
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
Pathogen[Ref.31276398] Gram-positive bacteria:Staphylococcus aureus 29213 (MIC>128 μM), Staphylococcus aureus 25923 (MIC>128 μM), Staphylococcus epidermidis 12228 (MIC>128 μM);##Gram-negative bacteria: Escherichia coli 25922 (MIC>128 μM), Escherichia coli 1005 (MIC=64 μM), Staphylococcus typhi (MIC>128 μM)
Hemolytic Activity[Ref.31276398] MHC>128μM. The minimum hemolytic concentration (MHC) is measured as the lowest concentration of the peptides that caused 5% hemolysis of human red blood cells (hRBCs).
Cytotoxicity[Ref.31276398] The cell viability of the murine macrophage cell line RAW264.7 induced by RK12 is 91.7%, 96.2%, 95.2%, 95.3%, 96.2%, 94.7%, 98.8% and 99.3% at peptide concentrations of 1, 2, 4, 8, 16, 32, 64 and 128 μM
N-terminal ModificationFree
C-terminal ModificationAmidation
Linear/Cyclic/BranchedLinear
Uniprot
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID31276398

Physicochemical Properties

Residues12
SequenceRRLRKKTRKRLK
Molecular Weight1639.052
Grand Average of Hydropathy-2.6
Isoelectric Point12
Charge at pH 7.48.547
Secondary StructureHelix: 0.167, Turn: 0.000, Sheet: 0.167
Instability Index93.042
Aromaticity0

Similar Structure Search

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