Basic Information

IDDRAMP21234
SequenceWKRIVRRIKRWLR
Length13
NameFK13-a1 (Derived from FK13)
SourceSynthetic construct
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
Pathogen[Ref.28161291] Gram-positive bacteria : Bacillus subtilis(KCTC 3068)(MIC=4 μM), Staphylococcus epidermidis(KCTC 1917)(MIC=4 μM), Staphylococcus aureus(KCTC1621)(MIC=2 μM);##Gram-negative bacteria : Escherichia coli(KCTC 1682)(MIC=4 μM), Pseudomonas aeruginosa(KCTC 1637)(MIC=8 μM), Salmonella typhimurium(KCTC 1926)(MIC=2 μM)
Hemolytic Activity[Ref.28161291] HC50>256 μM against human red blood cells
Cytotoxicity[Ref.28161291] The cell viability of mouse macrophage RAW264.7 induced by FK13-a1 is 95.5%, 107.5%, 100.2%, 96.2%, 44.9% and 37.4% at peptide concentrations of 1.25, 2.5, 5, 10, 20 and 40 μM.## The cell viablity of human keratinocyte HaCaT induced by FK1
N-terminal ModificationFree
C-terminal ModificationAmidation
Linear/Cyclic/BranchedLinear
Uniprot
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID28161291

Physicochemical Properties

Residues13
SequenceWKRIVRRIKRWLR
Molecular Weight1866.312
Grand Average of Hydropathy-1.162
Isoelectric Point12
Charge at pH 7.46.552
Secondary StructureHelix: 0.462, Turn: 0.000, Sheet: 0.077
Instability Index158.754
Aromaticity0.154

Similar Structure Search

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