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Details of CPPsite entry with Sequence RRRRR
Primary information
PEPTIDE SEQUENCERRRRR
CPPsite ID 2065, 2345, 2681, 1031,
PEPTIDE NAMER5, Arg5-ELPBC, TMR-R5, R5
CHIRALITYL, L, L, L
LINEAR/CYCLICLinear, Linear, Linear, Linear
SOURCESynthetic, Synthetic, Synthetic, Synthetic
CATEGORYCationic, Cationic, Cationic, Cationic
SUB CELLULAR LOCALIZATIONCytosol, NA, Cytoplasm, Cytoplasm and nucleus
N-TERMINAL MODIFICATIONFree, Conjugation with ELPBC, Conjugation with TMR, Conjugation with fluorescein with 6-aminohexanoic acid (Ahx) spacer
C-TERMINAL MODIFICATIONFree, Free, NA, Free
CHEMICAL MODIFICATIONNA, NA, NA, NA
UPTAKE EFFICIENCYIneffective compared to the other polyarginines, Low efficiency at lower temp. but higher at higher temp, NA, Low (relative to Tat (49-57))
PROPOSED UPTAKE MECHANISMNA, NA, lipid raft dependent macropinocytosis, Probably non-endocytic pathway
INVITRO/INVIVOIn vitro, In vitro, In vitro, In vitro
CELL LINEA549, HeLa, U251-MG, HeLa, HEK293 cells, LNZ308, K562 cells, Primary rat fibroblasts cells and U87 cells, Jurkat
In VIVO MODELNA, NA, NA, NA
CARGONucleic acid (pDNA), Peptide (BH3 peptide drug and ELPBC), Fluorophore (TMR), Fluorophore (fluorescein)
PMID23534410, 24611762, 22465335, 11087855
PATENTUnknown, Unknown, Unknown, US 6593292
Tertiary Structure
(Technique)
2065 (PEPstrMOD), 2345 (PEPstrMOD), 2681 (PEPstrMOD), 1031 (PEPstrMOD),