Basic Information

IDDRAMP20927
SequenceRRPWRWPWWPWRR
Length13
NameIN2(designed based on indolicidin and ranalexin)
SourceSynthetic construct
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
Pathogen[Ref.26046345] Gram-negative bacteria: Escherichia coli ATCC 25922(MIC=31.25μg/ml), Pseudomonas aeruginosa ATCC 15442(MIC=31.25μg/ml), Acinetobacter baumanii ATCC 15308(MIC>250μg/ml), citrobacter spp(MIC>250μg/ml), Klebsiella pneumoniae(MIC>250μg/ml) ;## Gram-positive bacteria: Streptococcus pneumoniae(30 clinical isolates)(MIC=31.25–62.5μg/ml), Staphylococcus aureus ATCC 25923(MIC=31.25μg/ml), Methicillin resistant Staphylococcus aureus (MRSA)(MIC=31.25μg/ml), Enterococcus cloacae(MIC>250μg/ml),
Hemolytic Activity[Ref.26046345] IN2 showed 15.39% hemolytic activity at concentration of 250μg/ml against human RBCs.
Cytotoxicity[Ref.26046345] The cell viability of NL-20 cell line is not affected (<10%) below 62.5 μg/ml. The cell viability of NL-20 is 40% and 19% at peptide concentrations of 125 and 250 μg/ml.## The cell viability of WRL-68 cell line is not affected (<10%) bel
N-terminal ModificationFree
C-terminal ModificationAmidation
Linear/Cyclic/BranchedLinear
Uniprot
PDB
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PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID26046345

Physicochemical Properties

Residues13
SequenceRRPWRWPWWPWRR
Molecular Weight2021.339
Grand Average of Hydropathy-2.446
Isoelectric Point12
Charge at pH 7.44.557
Secondary StructureHelix: 0.385, Turn: 0.231, Sheet: 0.000
Instability Index149.585
Aromaticity0.385

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