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Details of CPPsite entry with Sequence GRKKRRQRRRPPQC
Primary information
PEPTIDE SEQUENCEGRKKRRQRRRPPQC
CPPsite ID 2666, 1438, 1740, 1831,
PEPTIDE NAMETAT, Tat ARM, PN173 (SEQ ID NO: 36), HIV-1 Tat (48-60)
CHIRALITYL, L, L, L
LINEAR/CYCLICLinear, Linear, Linear, Linear
SOURCESynthetic, Protein derived, Synthetic, Protein derived
CATEGORYCationic and amphipathic, Cationic, Unknown, Cationic
SUB CELLULAR LOCALIZATIONNA, Cytoplasm and nucleus, Unknown, Only punctate distribution (vesicles)
N-TERMINAL MODIFICATIONNA, Conjugation with rhodamine B, Free, Free
C-TERMINAL MODIFICATIONAmidation, Amidation, Amidation, Conjugation with Alexa 488 at glycyl cysteine sequence
CHEMICAL MODIFICATIONNA, NA, NA, NA
UPTAKE EFFICIENCYAccumulations were only slightly different from that of the control GC peptide in tumors, Unknown, Unknown, Unknown
PROPOSED UPTAKE MECHANISMNA, Non-endocytic pathway, Unknown, Endocytic pathway (Macropinocytosis)
INVITRO/INVIVOIn vivo, In vitro, In vitro, In vitro
CELL LINENA, HeLa, 9 L/LacZ cells, CHO-K1, HeLa and Jurkat
In VIVO MODELTumor-xenografted nude mice, NA, NA, NA
CARGOFluorophore (Alexa660), Fluorophore (rhodamine), Nucleic acid (siRNA), Fluorophore (Alexa-488)
PMID22285548, 12119035, 19707187
PATENTUnknown, US 20040132970, US 20060035815, US 20040132970
Tertiary Structure
(Technique)
2666 (PEPstrMOD), 1438 (PEPstrMOD), 1740 (PEPstrMOD), 1831 (PEPstrMOD),