TRPs R8

General Information


DCTPep ID  DCTPep02832

Peptide Name   TRPs R8

Sequence  RRRRWRWWRWWRR

Sequence Length  13

UniProt ID  P33432 

PubChem CID  Not available

Origin  Synthetic

Type  Synthetic peptide

Classification

  

ACP Tumor active peptide Membrane lysis Binding intracellular targets



Activity Information


Cell Line Disease Activity Assay Testing Time Literature
HeLa Human papillomavirus-related endocervical adenocarcinoma IC50=250 μg/mL MTT assay 24 h 1

Hemolytic Activity  Sheep erythrocytes: No hemolysis up tp 500 µg/ml

Normal (non-cancerous) Cytotoxicity  NIH 3T3: IC50>250 µg/ml

Target  Not available

Affinity  Not available

Mechanism  Dual mechanism, with the disruption of the membrane integrity possibly being the main cause of cell death, but only after peptide translocation and binding to intracellular targets.



Structure Information


PDB ID  Not available

Predicted Structure  DCTPep02832

(Please note that there is the predicted structure, predicted by AlphaFold)

Helicity  Not available

Linear/Cyclic  Linear

Disulfide/Other Bond  Not available

N-terminal Modification  Free

C-terminal Modification  Amidation

Other Modification  None

Chiral  L



Physicochemical Information


Formula  C103H148N42O14

Absent amino acids  ACDEFGHIKLMNPQSTVY

Theoretical pI  12.85

Acidic residues  0

Basic residues  8

Polar residues  0

Molecular weight (Average)  2198.58

Molecular weight (Monoisotopic)  2197.22

Common amino acids  R

Net charge  8

Instability index (II)  317.66

Aliphatic index  0.00

Grand average of hydropathicity (GRAVY)  -3.115

Half Life 
  1 hours (mammalian reticulocytes, in vitro).
  2 min (yeast, in vivo).
  2 min (Escherichia coli, in vivo).

Extinction coefficients 
  Ext. coefficient 27500
  Abs 0.1% (=1 g/l) 12.508

Amino acid distribution



Literature Information


Literature 1

Pubmed ID 33207639

Title  Effects of Rationally Designed Physico-Chemical Variants of the Peptide PuroA on Biocidal Activity towards Bacterial and Mammalian Cells

Doi 10.3390/ijms21228624

Year  2020

Patent

Patent ID Not available

Patent Title  Not available

Other Iinformation  Not available

Other Published ID  Not available




DBAASP ID  DBAASPS_16983

DCTPep is developed by Dr.Zheng's team.