Basic Information

IDDRAMP01445
SequenceGLLSKVLGVGKKVLCGVSGLC
Length21
NameNigrocin-2 (Nigrocin-2LVa; Frogs, amphibians, animals)
SourceRana nigromaculata (Black-spotted frog)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-, Antifungal
Pathogen[Ref.11682065]Gram-positive bacterium: Micrococcus luteus(MIC=2.5μg/ml);##Gram-negative bacteria: Shigella dysenteriae(MIC=10μg/ml), Klebsiella pneumoniae(MIC=10μg/ml), Pseudomonas aeruginosa(MIC=100μg/ml), Salmonella typhimurium(MIC=22.5μg/ml), Proteus mirabilis(MIC>200μg/ml), Serratia marcescens(MIC>200μg/ml);##Yeast: Candida albicans(MIC=150μg/ml).
Hemolytic Activity[Ref:11682065] It has 0.9% hemolytic activity at 100μg/ml against human red blood cells
CytotoxicityNo cytotoxicity information found
N-terminal ModificationFree
C-terminal ModificationCyclization (Cys15 and Cys21)
Linear/Cyclic/BranchedCyclic
Uniprot P0C009
PDB
3D View
PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID11682065

Physicochemical Properties

Residues21
SequenceGLLSKVLGVGKKVLCGVSGLC
Molecular Weight2030.541
Grand Average of Hydropathy1.214
Isoelectric Point9.39
Charge at pH 7.42.501
Secondary StructureHelix: 0.429, Turn: 0.333, Sheet: 0.238
Instability Index-6.648
Aromaticity0

Similar Structure Search

Candidates based on structure

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