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Peptide record

TPDB63831

R3 Cell-penetrating Peptides modified_plain modified
4 amino acids
Basic Information
3D PDB MODEL
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Standard-residue backbone model; source-recorded chemical modifications are not verified in these coordinates.

TPDB63831
R3
Cell-penetrating Peptides
Delivery and barrier-penetrating peptides
CPPsite3.0
modified_plain
Yes
A 4-aa modified cell-penetrating peptides peptide sequence curated from CPPsite3.0, with an available 3D structural model.
C-terminal: Amidation
Sequence
RRRK-NH2
Physicochemical Analysis

Sequence-only estimates are not provided for modified or non-standard source notation. Reported molecular properties, when available, are retained below with their source records.

Chemical Descriptors
4 reviewed residue count
Amidation Activity
L Activity
Cationic Activity
Linear Activity
Free Activity
N[C@@H](CCCCN)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](Cc1ccccc1)C(=O)N[C@@H](CCCCN)C(=O)O Activity
Evidence Records 1 records
Evidence 1 Activity

Activity

Cell-penetrating Peptides

Target

Escherichia Coli K-12 cell

Source & Reference

CPPsite3.0
CPPsite3

Other

Source Activity Label Source Definition
Cell-penetrating Peptides
CPPsite3.0 experimentally validated cell-penetrating peptide annotation.
Natural residues Linear L Cationic
Synthetic
FAM group at the ε-amino K* of C terminus
Cytoplasm
Showed little penetration into E. coli cells (0.2 ± 0.02%)
In vitro
CCHHHHTTCC
Additional Detail Fields 1 fields
CCHHHHTTCC