Detail Information of Transcriptional Regulations

General Information of Drug Transporter (DT)
DT ID DTD0439 Transporter Info
Gene Name SLC65A2
Transporter Name Niemann-Pick C1-like protein 1
Gene ID
29881
UniProt ID
Q9UHC9

Transcriptional Regulation of This DT (TSR)

TF Superclass 1: Basic domains

      Class 1.2: Basic helix-loop-helix factors

Click to Show/Hide the Full List of 1 TF(s) Regulating This DT

        SREBF2 

Click to Show/Hide to Show 3 Transcriptional Phenomena      

       Transcriptional Phenomenon 1

 Activation of NPC1L1 gene in hyperlipidemia condition [1]

TF Protein Name

 Sterol regulatory element-binding protein 2 Transcription Factor Info

Affected Drug/Substrate

 Atorvastatin

Studied Phenotype

 Hyperlipidemia [ICD11: 5C80]

Tissue

 Duodenum

Related DT Changes

 Up regulating

Experimental Material

 human hyperlipidemia duodenal cell isolates

Detailed Description

 Sterol regulatory element-binding protein 2 (SREBF2) has been reported to activate the transcription of NPC1L1 gene in hyperlipidemia condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

       Transcriptional Phenomenon 2

 Activation of NPC1L1 gene in gallstone disease condition [2]

TF Protein Name

 Sterol regulatory element-binding protein 2 Transcription Factor Info

Studied Phenotype

 Gallstone disease [ICD11: DC11.3]

Tissue

 Liver

Related DT Changes

 Up regulating

Experimental Material

 human cholesterol gallstone disease liver cell isolates

Detailed Description

 Sterol regulatory element-binding protein 2 (SREBF2) has been reported to activate the transcription of NPC1L1 gene in gallstone disease condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

       Transcriptional Phenomenon 3

 Activation of NPC1L1 gene in colon cancer condition [3]

TF Protein Name

 Sterol regulatory element-binding protein 2 Transcription Factor Info

Studied Phenotype

 Colon cancer [ICD11: 2B90]

Tissue

 Colon

Related DT Changes

 Up regulating

Experimental Material

 Human colon adenocarcinoma cells (Caco-2)

Detailed Description

 Sterol regulatory element-binding protein 2 (SREBF2) has been reported to activate the transcription of NPC1L1 gene in colon cancer condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

TF Superclass 2: Zinc-coordinating DNA-binding domains

      Class 2.1: Nuclear receptors with C4 zinc fingers

Click to Show/Hide the Full List of 3 TF(s) Regulating This DT

        HNF4A 

Click to Show/Hide to Show 1 Transcriptional Phenomena      

       Transcriptional Phenomenon 1

 Activation of NPC1L1 gene in hyperlipidemia condition [1]

TF Protein Name

 Hepatocyte nuclear factor 4-alpha Transcription Factor Info

Affected Drug/Substrate

 Atorvastatin

Studied Phenotype

 Hyperlipidemia [ICD11: 5C80]

Tissue

 Duodenum

Related DT Changes

 Up regulating

Experimental Material

 human hyperlipidemia duodenal cell isolates

Detailed Description

 Hepatocyte nuclear factor 4-alpha (HNF4A) has been reported to activate the transcription of NPC1L1 gene in hyperlipidemia condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

        NR1H2 

Click to Show/Hide to Show 1 Transcriptional Phenomena      

       Transcriptional Phenomenon 1

 Activation of NPC1 gene in health condition [4]

TF Protein Name

 Oxysterols receptor LXR-beta Transcription Factor Info

Studied Phenotype

 Heallth [ICD11: N.A]

Tissue

 Blood

Related DT Changes

 Up regulating

Experimental Material

 human mature monocyte-derived macrophage isolates

Detailed Description

 Oxysterols receptor LXR-beta (NR1H2) has been reported to activate the transcription of NPC1 gene in health condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

        NR1H3 

Click to Show/Hide to Show 1 Transcriptional Phenomena      

       Transcriptional Phenomenon 1

 Activation of NPC1 gene in health condition [4]

TF Protein Name

 Oxysterols receptor LXR-alpha Transcription Factor Info

Studied Phenotype

 Heallth [ICD11: N.A]

Tissue

 Blood

Related DT Changes

 Up regulating

Experimental Material

 human mature monocyte-derived macrophage isolates

Detailed Description

 Oxysterols receptor LXR-alpha (NR1H3) has been reported to activate the transcription of NPC1 gene in health condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.

TF Superclass 3: Helix-turn-helix domains

      Class 3.1: Homeo domain factors

Click to Show/Hide the Full List of 1 TF(s) Regulating This DT

        HNF1A 

Click to Show/Hide to Show 1 Transcriptional Phenomena      

       Transcriptional Phenomenon 1

 Activation of NPC1L1 gene in gallstone disease condition [2]

TF Protein Name

 Hepatocyte nuclear factor 1-alpha Transcription Factor Info

Studied Phenotype

 Gallstone disease [ICD11: DC11.3]

Tissue

 Liver

Related DT Changes

 Up regulating

Experimental Material

 human cholesterol gallstone disease liver cell isolates

Detailed Description

 Hepatocyte nuclear factor 1-alpha (HNF1A) has been reported to activate the transcription of NPC1L1 gene in gallstone disease condition, which leads to an increased expression of the drug transporter Niemann-Pick C1-like protein 1.
References
1 Atorvastatin increases intestinal expression of NPC1L1 in hyperlipidemic men. J Lipid Res. 2011 Mar;52(3):558-65.
2 HNF1alpha and SREBP2 are important regulators of NPC1L1 in human liver. J Lipid Res. 2010 Jun;51(6):1354-62.
3 SREBP2 mediates the modulation of intestinal NPC1L1 expression by curcumin. Am J Physiol Gastrointest Liver Physiol. 2011 Jul;301(1):G148-55.
4 Liver X receptor activation controls intracellular cholesterol trafficking and esterification in human macrophages. Circ Res. 2005 Sep 30;97(7):682-9.

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