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Pregnane X receptor Antagonist

基本描述

英文名称 Trabectedin
生化机理

Description:
IC50 Value: 0.1-3.7 nM(breast cancer cell lines) [1]
Trabectedin (Ecteinascidin-743 or ET-743) is a novel antitumour agent of marine origin with potent antitumour activity both in vitro and in vivo.
in vitro: Trabectedin induced cytotoxicity and apoptosis in both breast cancer cells in a time and concentration-dependent manner. The expression levels of the death receptor pathway molecules, TRAIL-R1/DR4, TRAIL-R2/DR5, FAS/TNFRSF6, TNF RI/TNFRSF1A, and FADD were significantly increased by 2.6-, 3.1-, 1.7-, 11.2- and 4.0-fold by trabectedin treatment in MCF-7 cells. However, in MDA-MB-453 cells, the mitochondrial pathway related pro-apoptotic proteins Bax, Bad, Cytochrome c, Smac/DIABLO, and Cleaved Caspase-3 expressions were induced by 4.2-, 3.6-, 4.8-, 4.5-, and 4.4-fold, and the expression levels of anti-apoptotic proteins Bcl-2 and Bcl-XL were reduced by 4.8- and 5.2-fold in MDA-MB-453 cells [2]. In vitro treatment with noncytotoxic concentrations of trabectedin selectively inhibited the production of CCL2, CXCL8, IL-6, VEGF, and PTX3 by MLS primary tumor cultures and/or cell lines [3].
in vivo: A xenograft mouse model of human MLS showed marked reduction of CCL2, CXCL8, CD68+ infiltrating macrophages, CD31+ tumor vessels, and partial decrease of PTX3 after trabectedin treatment [3]. The MTD of trabectedin was 700 microg/m(2) due to dose-limiting neutropaenia and the RDs in the previously treated/untreated patients were 500 and 600 microg/m(2), respectively. Most common toxicities were nausea/vomiting (67%), asthenia/fatigue (55%) and reversible ASAT/ALAT elevation (51%) [4].
Toxicity: Most common toxicities were nausea/vomiting (67%), asthenia/fatigue (55%) and reversible ASAT/ALAT elevation (51%) [4].
Clinical trial: A Study to Assess the Potential Effects of Rifampin on the Pharmacokinetics of Trabectedin in Patients With Advanced Malignancies. Phase 1/2
 

储存温度 -20°C储存
运输条件 超低温冰袋运输

名称和标识符

IUPAC Name [(1R,2R,3R,11S,12S,14R,26R)-5,6',12-trihydroxy-6,7'-dimethoxy-7,21,30-trimethyl-27-oxospiro[17,19,28-trioxa-24-thia-13,30-diazaheptacyclo[12.9.6.13,11.02,13.04,9.015,23.016,20]triaconta-4(9),5,7,15,20,22-hexaene-26,1'-3,4-dihydro-2H-isoquinoline]-22-yl] acetate
INCHI InChI=1S/C39H43N3O11S/c1-16-9-20-10-22-37(46)42-23-13-50-38(47)39(21-12-25(48-5)24(44)11-19(21)7-8-40-39)14-54-36(30(42)29(41(22)4)26(20)31(45)32(16)49-6)28-27(23)35-34(51-15-52-35)17(2)33(28)53-18(3)43/h9,11-12,22-23,29-30,36-37,40,44-46H,7-8,10,13-15H2,1-6H3/t22-,23-,29+,30+,36+,37-,39+/m0/s1
InChi Key PKVRCIRHQMSYJX-AIFWHQITSA-N
Canonical SMILES CC1=CC2=C(C3C4C5C6=C(C(=C7C(=C6C(N4C(C(C2)N3C)O)COC(=O)C8(CS5)C9=CC(=C(C=C9CCN8)O)OC)OCO7)C)OC(=O)C)C(=C1OC)O
分子式

C39H43N3O11S

PubChem CID 108150
分子量 761.84

化学和物理性质

溶解性 25°C: DMSO

安全信息

象形图
ghs06

Toxic

ghs08

Health Hazard

ghs07

Harmful

信号词 Danger
危险声明 H341: Suspected of causing genetic defects
H373: Causes damage to organs through prolonged or repeated exposure
H312: Harmful in contact with skin
H332: Harmful if inhaled
H300: Fatal if swallowed
H361: Suspected of damaging fertility or the unborn child
预防措施声明 P261,P280,P302+P352,P321,P405,P501,P264,P260,P281,P271,P270,P304+P340,P362+P364,P330,P203,P301+P316,P318,P317,P319

靶标

Target ID 606
名称 Pregnane X receptor
缩写名 SHP2
家族 1I. Vitamin D receptor-like receptors
别名 STRL22
基因和蛋白信息
Species Transmembrane Domains Amino Acids Chromosomal Location Gene Symbol Gene Name
Human 2 434 3q13.33 NR1I2 nuclear receptor subfamily 1 group I member 2
Mouse 2 431 16 B3 Nr1i2 nuclear receptor subfamily 1, group I, member 2
Rat 2 431 11q21 Nr1i2 nuclear receptor subfamily 1, group I, member 2
Entrez Gene 8856 (Hs) , 84385 (Rn) , 18171 (Mm)
OMIM 603065 (Hs)
UniProtKB O75469 (Hs) , Q9R1A7 (Rn) , O54915 (Mm)
RefSeq Nucleotide NM_033013 (Hs) , NM_052980 (Rn) , NM_010936 (Mm) , NM_001098404 (Mm) , NM_003889 (Hs) , NM_022002 (Hs)
RefSeq Protein NP_071285 (Hs) , NP_035066 (Mm) , NP_443212 (Rn) , NP_003880 (Hs) , NP_148934 (Hs) , NP_001091874 (Mm)
Ensembl Gene ENSG00000144852 (Hs) , ENSMUSG00000022809 (Mm) , ENSRNOG00000002906 (Rn)
Protein GI 16418481 (Rn) , 148536879 (Mm) , 34398348 (Hs)
NURSA Receptor 10.1621/IS7XZIEP9G (Hs)
DrugBank Target O75469 (Hs)
CATH/Gene3D 3.30.50.10 (N/A)
ChEMBL Target CHEMBL3401 (Hs) , CHEMBL2146315 (Rn) , CHEMBL1743244 (Mm)

关联配体

Ligand ID 2774
名称 trabectedin
别名 ET-743
类别 Natural product
学名 4-amino-N-(4,6-dimethylpyrimidin-2-yl)benzenesulfonamide
生物活性评价 The sulfonamide class of antibacterial compounds are primarily bacteriostatic agents and have a broad spectrum of activity against both Gram-positive and Gram-negative species of bacteria (reviewed in ).
评价 The ecteinascidins (Ets) are natural products derived from the marine tunicate Ecteinascidia turbinata. Being a natural substance, there is some ambiguity in the literature as to the exact chemical structure of trabectedin, therefore representations of the compound on the external resource links may vary slightly from that shown here. Trabectedin is now produced synthetically. Mechanistically trabectedin is a DNA minor groove binder and it forms covalent bonds with the exocyclic amino group of certain guanines in the minor groove and interstrand crosslinks via van der Waals interactions and hydrogen bonds .

参考文献

1. D'Incalci M, Galmarini CM.  (2010)  A review of trabectedin (ET-743): a unique mechanism of action..  Mol Cancer Ther,  (8):  (2157-63).  [PMID:20647340]
2. Pommier Y, Kohlhagen G, Bailly C, Waring M, Mazumder A, Kohn KW.  (1996)  DNA sequence- and structure-selective alkylation of guanine N2 in the DNA minor groove by ecteinascidin 743, a potent antitumor compound from the Caribbean tunicate Ecteinascidia turbinata..  Biochemistry,  35  (41):  (13303-9).  [PMID:8873596]

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