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KEFKRIVKRIKKFLRKL details
Primary information
ID antitb_1140,
Name23689720
N-Terminal modificationLLKKK-18
C-Terminal ModificationKEFKRIVKRIKKFLRKL
Chemical ModificationFree
Linear/CyclicFree
LengthNone
ChiralityLinear
Nature17
SourceL
OriginAmphipathic
SpeciesProtein Derived
StrainVariant of LL-37
Inhibition ConcentrationMycobacterium smegmatis
In Vitro/ In vivoMycobacterium smegmatis mc2155 (ATCC 700084)
Cell Line25 μg of LLKKK-18/ml killed >80% of M. smegmatis after 24 h
Inhibition ConcentrationIn vitro
Sequence2013
CytotoxicityRAW264.7
In vivo ModelNo significant reduction in intracellular survival of M. smegmatis was observed
Lethal DoseNo significant reduction in cell viability upto 25 μg/ml
Immune ResponceNone
Mechanism of ActionNA
TargetNA
Combination TherapyPermeabilization of the bacterial cell membrane
Other activitiesCell envelope
PMIDNone
Year of PublicationNone
Tertiary Structure
(Technique)
Not Predicted),
Primary information
ID antitb_1141,
Name23689720
N-Terminal modificationLLKKK-18
C-Terminal ModificationKEFKRIVKRIKKFLRKL
Chemical ModificationFree
Linear/CyclicFree
LengthNone
ChiralityLinear
Nature17
SourceL
OriginAmphipathic
SpeciesProtein Derived
StrainVariant of LL-38
Inhibition ConcentrationMycobacterium smegmatis
In Vitro/ In vivoMycobacterium smegmatis mc2155 (ATCC 700084)
Cell Line0.5 ppm of NP-1 combined with 1 μg/ml of LLKKK-18 kills 50% of M. smegmatis
Inhibition ConcentrationIn vitro
Sequence2013
CytotoxicityRAW264.7
In vivo ModelNP-1 in combination with LLKKK-18 kills 65% of mycobacteria compared to NP-1 or LLKKK-18 alone.
Lethal DoseNo significant reduction in cell viability either treating alone or combination
Immune ResponceNone
Mechanism of ActionNA
TargetNA
Combination TherapyPermeabilization of the bacterial cell membrane
Other activitiesCell envelope
PMIDAgNPs synthesiszed only in the presence of a plant Alstonia macrophylla (NP-1).
Year of PublicationNone
Tertiary Structure
(Technique)
Not Predicted),
Primary information
ID antitb_1142,
Name23689720
N-Terminal modificationLLKKK-18
C-Terminal ModificationKEFKRIVKRIKKFLRKL
Chemical ModificationFree
Linear/CyclicFree
LengthNone
ChiralityLinear
Nature17
SourceL
OriginAmphipathic
SpeciesProtein Derived
StrainVariant of LL-39
Inhibition ConcentrationMycobacterium smegmatis
In Vitro/ In vivoMycobacterium smegmatis mc2155 (ATCC 700084)
Cell Line0.5 ppm of NP-2 combined with 1 μg/ml of LLKKK-18 kills 89% of M. smegmatis
Inhibition ConcentrationIn vitro
Sequence2013
CytotoxicityRAW264.7
In vivo ModelNo significant reduction
Lethal DoseNo significant reduction in cell viability either treating alone or combination
Immune ResponceNone
Mechanism of ActionNA
TargetNA
Combination TherapyPermeabilization of the bacterial cell membrane
Other activitiesCell envelope
PMIDAgNPs synthesiszed only in the presence of a fungal Trichoderma sp. (NP-2).
Year of PublicationNone
Tertiary Structure
(Technique)
Not Predicted),
Primary information
ID antitb_1143,
Name23689720
N-Terminal modificationLLKKK-18
C-Terminal ModificationKEFKRIVKRIKKFLRKL
Chemical ModificationFree
Linear/CyclicFree
LengthNone
ChiralityLinear
Nature17
SourceL
OriginAmphipathic
SpeciesProtein Derived
StrainVariant of LL-40
Inhibition ConcentrationMycobacterium marinum
In Vitro/ In vivoMycobacterium marinum (ATCC 927)
Cell LineIC 90 = 1 μg/ml
Inhibition ConcentrationIn vitro
Sequence2013
CytotoxicityRAW264.7
In vivo ModelModerate killing was observed
Lethal DoseNo significant reduction in cell viability either treating alone or combination
Immune ResponceNone
Mechanism of ActionNA
TargetNA
Combination TherapyPermeabilization of the bacterial cell membrane
Other activitiesCell envelope
PMIDNone
Year of PublicationNone
Tertiary Structure
(Technique)
Not Predicted),