Basic Information

IDDRAMP29065
SequenceKTMMQSGGTFGTFMAIGMGIR
Length21
NameAMPR-11(derived from Romo1)
SourceHomo sapiens (Human)
ActivityAntimicrobial, Antibacterial, Anti-Gram-, Anti-Gram+
Pathogen[Ref.33291307] Gram-positive bacteria: S. aureus(MBC=100 μg/mL), B. subtilis(MBC=90 μg/mL), E. faecium(MBC=85 μg/mL), S. sindenensis(MBC=95 μg/mL), E. faecalis(MBC=85 μg/mL), S. pneumoniae(MBC=100 μg/mL)##Gram-negative bacteria: E. coli(MBC=85 μg/mL), P. aeruginosa(MBC=100 μg/mL), K. pneumoniae(MBC=100 μg/mL), A. baumannii(MBC=100 μg/mL), E. aerogenes(MBC=90 μg/mL)##Multi-drug resistant bacteria: Methicillin-resistant S. aureus(MBC=100 μg/mL), Carbapenem-resistant P. aeruginosa(MBC=110 μg/mL), Carbapenem-resistant A. baumannii(MBC=110 μg/mL), Carbapenem-resistant K. pneumoniae(MBC=100 μg/mL), Vancomycin-resistant S. aureus(MBC=120 μg/mL), Vancomycin-resistant E. faecium(MBC=100 μg/mL )
Hemolytic Activity[Ref.33291307]At the concentration of 32 μg/mL, AMPR-11 induced a hemolysis of 20% on mouse red blood cells; At the concentration of 256 μg/mL, AMPR-11 induced a hemolysis of 23%.
Cytotoxicity[Ref.33291307] ①The cell viability of HeLa cells was 90%, 87%, 83% and 79% at the concentration of 32, 64, 128 and 256 μg/mL. ②The cell viability of HEK293 cells was 86%, 83%, 80% and 78% at the concentration of 32, 64, 128 and 256 μg/mL. ③The cell viability of HeLa cells was 89%, 86%, 83% and 80% at the concentration of 32, 64, 128 and 256 μg/mL.
N-terminal ModificationFree
C-terminal ModificationFree
Linear/Cyclic/BranchedLinear
Uniprot P60602
PDB
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PDB DownloadDownload PDB Predicted by Alphafold2
PubMed ID32291307

Physicochemical Properties

Residues21
SequenceKTMMQSGGTFGTFMAIGMGIR
Molecular Weight2222.673
Grand Average of Hydropathy0.343
Isoelectric Point11.001
Charge at pH 7.41.555
Secondary StructureHelix: 0.190, Turn: 0.286, Sheet: 0.238
Instability Index36.862
Aromaticity0.095

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