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Details of TopicalPdb ID 1128

PRIMARY INFORMATION
ID1128
PMID18601987
Year2009
SequenceGIGKFLHSAKKFGKA
FVGEIMNS
NameMagainin
Length23
N-Terminal ModificationFree
C-Terminal ModificationFree
Linear/ CyclicLinear
ChiralityL
Chemical ModificationNone
Origin of PeptideSkin of African clawed frogs
Nature of Peptide/CargoAntimicrobial
MechanismNot mentioned
Cargo Sequence/StructureNot mentioned
Name of cargo
Granisetron
AssayFranz diffusion cell
EnhancerPBS (pH from 7.4 to 11) or 1 wt% granisetron hydrochloride solution in PBS (pH from 5 to 10)
Properties of enhancerChanging pH can alter the structure and properties of antimicrobial peptide
Concentration1 mM
Incubation time12 hours
Tissue permeability (value with units)The results suggest that positively charged magainin facilitated transdermal transport of positively charged granisetron due to electrostatic attraction at pH 10 and results in 92–fold increase in the permeation of magnine (i.e., from and average of 2.23 μg to 205.55 μg of granisetron), but as the attraction decreased with decreasing pH, the skin permeability enhancement decreased as well
Tissue SampleHuman cadaver skin
Ex vivo/In vivo/In vitroin vitro
SECONDARY INFORMATION
STRUCTURE
Predicted Structure
SMILESNCC(=O)N[C@@H]([C@@H](C)CC)C(=O)
NCC(=O)N[C@@H](CCCC[NH3])C(=O)N[C@@H]
(Cc1ccccc1)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](Cc1nc[nH]c1)
C(=O)N[C@@H](CO)C(=O)N[C@H](O)N[C@@H](CCCC[NH3])
C(=O)N[C@@H](CCCC[NH3])C(=O)N[C@@H]
(Cc1ccccc1)C(=O)NCC(=O)N[C@@H](CCCC[NH3])
C(=O)N[C@@H](C)C(=O)N[C@@H](CC)C(=O)N[C@@H](C(C)C)C
(=O)NCC(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H]([C@@H]
(C)CC)C(=O)N[C@@H](CCSC)C(=O)N[C@@H]
(CC(=O)N)C(=O)N[C@@H](CO)C=O.CC.C.C.C.C.C