Basic Information

IDDRAMP29052
SequenceFLGALFKVASKLVPAAICSISKKC
Length24
NameBrevinin-1GHd
SourceSylvirana guentheri (Gunther's frog) (Rana guentheri)
ActivityAntimicrobial, Antibacterial, Anti-Gram+, Anti-Gram-
Pathogen[Ref.32347293] Gram-positive bacteria: S. aureus (MIC = 2 μM/MBC= 4 µM), MRSA(MIC = 4 μM/MBC = 4µM); ##Gram-negative: E. coli(MIC = 8 μM/MBC = 8 µM), P. aeruginosa(MIC = 32 μM/MBC = 32µM); ##Fungi: C. albicans(MIC = 4 μM/MBC = 8µM)
Hemolytic Activity[Ref.32347293] Brevinin-1GHd displayed 13% hemolysis on horse red blood cells at its highest MIC/MBC value of the tested bacteria P. aeruginosa (32 µM). However, when the concentration increased above 64 μM, the hemolytic activity of Brevinin-1GHd also gradually increased. At the concentration of 64, 128, 256 and 512 μM, it displayed about 36%, 64%, 83% and 108% hemolysis.
Cytotoxicity[Ref.32347293]Brevinin-1GHd showed significant cytotoxicity toward human HMEC-1 and HaCaT cells at concentrations of 0.00001 and 0.0001 M, respectively. Brevinin-1GHd induced one cell viability of 56% on HMEC-1 and the other cell viability of 75% on HaCat.
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedCyclic
Uniprot A0A6M4CA40
PDB
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PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID32347293

Physicochemical Properties

Residues24
SequenceFLGALFKVASKLVPAAICSISKKC
Molecular Weight2495.098
Grand Average of Hydropathy1.108
Isoelectric Point9.701
Charge at pH 7.43.498
Secondary StructureHelix: 0.375, Turn: 0.208, Sheet: 0.292
Instability Index8.758
Aromaticity0.083

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