Phakellistatin 11

General Information


DCTPep ID  DCTPep02930

Peptide Name   Phakellistatin 11

Sequence  QPFPfifp

Sequence Length  8

UniProt ID  Not available

PubChem CID  101927059 

Origin  Phakellia sp.

Type  Native peptide

Classification

  

ACP Tumor active peptide



Activity Information


Cell Line Disease Activity Assay Testing Time Literature
P388 Mouse lymphoma ED50=0.2 µg/ml Not available Not available 2
HCT 116 Colon carcinoma IC50=1.6 µM SRB assay Not available 1
SK-HEP-1 Liver and intrahepatic bile duct epithelial neoplasm IC50=1.7 µM SRB assay Not available 1
A549 Lung adenocarcinoma IC50=2.8 µM SRB assay Not available 1
MDA-MB-231 Breast adenocarcinoma IC50=3.2 µM SRB assay Not available 1
K562 Blast phase chronic myelogenous leukemia, BCR-ABL1 positive; Chronic myeloid leukemia IC50=5.6 µM SRB assay Not available 1
SNU-638 Gastric adenocarcinoma IC50=6.9 µM SRB assay Not available 1

Hemolytic Activity  Not available

Normal (non-cancerous) Cytotoxicity  Not available

Target  Not available

Affinity  Not available

Mechanism  Not available



Structure Information


PDB ID  Not available

Predicted Structure  Not available

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

Helicity  Not available

Linear/Cyclic  Cyclic

Disulfide/Other Bond  NCB: Gln1<--->pro10

N-terminal Modification  Free

C-terminal Modification  Free

Other Modification  f=D-Phe; i=D-Ile

Chiral  Mix



Physicochemical Information


Formula  Not Applicable

Absent amino acids  Not Applicable

Theoretical pI  Not Applicable

Acidic residues  Not Applicable

Basic residues  Not Applicable

Polar residues  Not Applicable

Molecular weight (Average)  Not Applicable

Molecular weight (Monoisotopic)  Not Applicable

Common amino acids  Not Applicable

Net charge  Not Applicable

Instability index (II)  Not Applicable

Aliphatic index  Not Applicable

Grand average of hydropathicity (GRAVY)  Not Applicable

Half Life 
  Not Applicable

Extinction coefficients 
  Not Applicable

Amino acid distribution



Literature Information


Literature 1

Pubmed ID 29893558

Title  Cyclopeptides from the Sponge Stylissa flabelliformis

Doi 10.1021/acs.jnatprod.8b00121

Year  2018

Literature 2

Pubmed ID 7673945

Title  Antineoplastic agents, 325. Isolation and structure of the human cancer cell growth inhibitory cyclic octapeptides phakellistatin 10 and 11 from Phakellia sp

Doi 10.1021/np50120a025

Year  1995

Patent

Patent ID Not available

Patent Title  Not available

Other Iinformation  Not available

Other Published ID  Not available




DBAASP ID  DBAASPN_18426

DCTPep is developed by Dr.Zheng's team.