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Details of CPPsite entry with Sequence GRKKRRQRRR
Primary information
PEPTIDE SEQUENCEGRKKRRQRRR
CPPsite ID 2475, 2558, 2559, 2677, 2678, 2822, 1005,
PEPTIDE NAMECys(BSH)-TAT, Tm3+-DOTA-CAT, Gd3+-DOTA-CAT, Tat, γ-AApeptide (mimetic of Tat), Tat (TG), Tat (48-57)
CHIRALITYL, L, L, L, Modified, L, L
LINEAR/CYCLICLinear, Linear, Linear, Linear, Linear, Linear, Linear
SOURCEProtein derived, Protein derived, Protein derived, Protein derived, Synthetic, Protein derived, Protein derived
CATEGORYCationic, Cationic, Cationic, Cationic, Cationic, Cationic, Cationic
SUB CELLULAR LOCALIZATIONCytoplasm, NA, NA, Cytoplasm and Nucleus, Cytoplasm and Nucleus, NA, Cytoplasm and nucleus, nucelolus
N-TERMINAL MODIFICATIONAddition of cysteine and BSH, Conjugated with Tm³?-DOTA via CAT recognition site, Conjugated with Gd³?-DOTA via CAT recognition site, Conjugation with fluorescein, Conjugation with fluorescein, NA, Labelled with Cys-acetamidomethyl
C-TERMINAL MODIFICATIONNA, Free, Free, NA, NA, NA, Conjugation with fluorescein maleimide
CHEMICAL MODIFICATIONNA, NA, NA, NA, NA, NA, NA
UPTAKE EFFICIENCYLower uptake efficiency than 8BSH-11R, Cat-D expression increases uptake of Tm3+-DOTA-CAT in neuronal SN56 cells, NA, NA, NA, NA, High
PROPOSED UPTAKE MECHANISMNA, NA, NA, Endocytosis, Endocytosis, NA, Non-endocytic pathway
INVITRO/INVIVOIn vitro and in vivo, In vitro and in vivo, In vitro and in vivo, In vitro, In vitro, In vitro and in vivo, In vitro
CELL LINEU87 DEGFR and PA U87 glioma, SN56 cells, SN56 cells, Jurkat and HeLa cells, Jurkat and HeLa cells, H9c2 cells, HeLa
In VIVO MODELFemale nude mice (15e20 g, BALB/c Slc-nu/nu), APP/PS1-dE9 mice, APP/PS1-dE9 mice, NA, NA, Streptozotocin-induced diabetic mouse model, NA
CARGOBSH, MRI probe [DOTA-caged metal ion (Tm³?)], MRI probe [DOTA-caged metal ion (Gd³?)], Fluorophore (Fluorescein), Fluorophore (Fluorescein), Protein (GFP, anti-oxidative metallothionein protein), Fluorophore (fluorescein)
PMID24452095, 23281285, 23281285, 22413929, 22413929, 23871961
PATENTUnknown, Unknown, Unknown, Unknown, Unknown, Unknown, US 20100216716
Tertiary Structure
(Technique)
2475 (PEPstrMOD), 2558 (PEPstrMOD), 2559 (PEPstrMOD), 2677 (PEPstrMOD), 2678 (PEPstrMOD), 2822 (PEPstrMOD), 1005 (PEPstrMOD),