General Information of DT
DT ID DTD0318
Gene Name SLC36A1
Protein Name Proton-coupled amino acid transporter 1
Gene ID
206358
UniProt ID
Q7Z2H8
TCDB ID
2.A.18.8.7
3D Structure

Modelled DT Structure

Method: multi-sequence alignment based machine learning

Detail: Structure Info

Synonyms LYAAT1; PAT1; Proton/amino acid transporter 1; SLC36A1; Solute carrier family 36 member 1; TRAMD3; hPAT1
DT Family Amino Acid/Auxin Permease (AAAP) Family ;
Function This tranporter has a pH-dependent electrogenic transport activity for small amino acids such as glycine, alanine and proline. Besides small apolar L-amino acids, it also recognizes their D-enantiomers and selected amino acid derivatives such as gamma-aminobutyric acid.
Disease(s) Epilepsy [ICD-11:8A6Z]
Insomnia [ICD-11:7A0Z]
Nutritional deficiency [ICD-11:5B7Z]
Peripheral T-cell lymphoma [ICD-11:2A90.C]
Tuberculosis [ICD-11:1B1Z]
Endogenous Substrate(s) H+
Variability Data of This Drug Transporter (DT)

Regulatory Variability Data of This DT (VARIDT 4.0)

(α) Tissue Distribution Level of Proton-coupled amino acid transporter 1

(β) Cell Distribution Level of Proton-coupled amino acid transporter 1

(γ) Organelle Distribution Level of Proton-coupled amino acid transporter 1

Regulatory Variability Data of This DT

(α) Microbiota Influence of Proton-coupled amino acid transporter 1

(β) Post-translational Modification of Proton-coupled amino acid transporter 1

(γ) Transcriptional Regulation of Proton-coupled amino acid transporter 1

(δ) Epigenetic Regulation of Proton-coupled amino acid transporter 1

(ε) Exogenous Modulation of Proton-coupled amino acid transporter 1

Structural Variability Data of This DT

(β) Inter-species Structural Differences

General Variability Data of This DT

(α) Genetic Polymorphisms of Proton-coupled amino acid transporter 1

(β) Disease-specific Protein Abundances of Proton-coupled amino acid transporter 1

(γ) Species- and Tissue-specific DT Abundances

Molecular Transporting Profile of This DT

Full List of Drug(s) Transported by This DT

 Approved Drug

Click to Show/Hide the Full List of Drug:           6 Drugs in Total
Drug Name Highest Status Detail Indication ICD 11 Ref
Amino acids
Approved Drug Info Nutritional deficiency 5B7Z [1]
Aminolevulinic acid
Approved Drug Info Photodynamic therapy EK90.0 [2]
Cycloserine
Approved Drug Info Dementia 6D8Z [3]
Glycine
Approved Drug Info Dietary shortage 5B7Z [4]
L-proline
Approved Drug Info Dietary shortage 5B7Z [5]
Vigabatrin
Approved Drug Info Infantile spasm 8A62.0 [6]

 Withdrawn, Discontinued or Preclinical Drug

Click to Show/Hide the Full List of Drug:           1 Drugs in Total
Drug Name Highest Status Detail Indication ICD 11 Ref
Gaboxadol
Discontinued in Phase 3 Drug Info Insomnia 7A0Z [7]

Endogenous Metabolites (EMs) Handled by This DT

 Endogenous Metabolites (EMs)

Click to Show/Hide the Full List of EMs:           1 EMs in Total
EM Name PubChem CID Detail Experimental Material Ref
Aminolevulinic acid
137
EM Info Identified using COS-7 cells-PAT1 [2]

Drug-DT Affinity Assessed by Cell Line

 Approved Drug

Click to Show/Hide the Full List of Drug:           4 Drugs in Total
Drug Name Highest Status Detail Cell Line Affinity Ref
Aminolevulinic acid Approved Drug Info Monkey kidney fibroblast-like cell (COS)7-hPAT1 Km =6800 microM [2]
Aminolevulinic acid Approved Drug Info Monkey kidney fibroblast-like cell (COS)7-hPAT1 Km =6800 microM [2]
Aminolevulinic acid Approved Drug Info Monkey kidney fibroblast-like cell (COS)7-hPAT1 Km =6800 microM [2]
Vigabatrin Approved Drug Info X.Laevis oocytes-hPAT1 Km =5200 microM [6]
References
1 Substrate specificity of the amino acid transporter PAT1. Amino Acids. 2006 Sep;31(2):111-7.
2 Delta-aminolevulinic acid is a substrate for the amino acid transporter SLC36A1 (hPAT1). Br J Pharmacol. 2010 Mar;159(6):1339-53.
3 Indirect regulation of the intestinal H+-coupled amino acid transporter hPAT1 (SLC36A1). J Cell Physiol. 2005 Aug;204(2):604-13.
4 Transport of amino acids and GABA analogues via the human proton-coupled amino acid transporter, hPAT1: characterization of conditions for affinity and transport experiments in Caco-2 cells. Eur J Pharm Sci. 2008 Sep 2;35(1-2):86-95.
5 PAT1 (SLC36A1) shows nuclear localization and affects growth of smooth muscle cells from rats. Am J Physiol Endocrinol Metab. 2014 Jan 1;306(1):E65-74.
6 Rectal absorption of vigabatrin, a substrate of the proton coupled amino acid transporter (PAT1, Slc36a1), in rats. Pharm Res. 2012 Apr;29(4):1134-42.
7 Intestinal gaboxadol absorption via PAT1 (SLC36A1): modified absorption in vivo following co-administration of L-tryptophan. Br J Pharmacol. 2009 Aug;157(8):1380-9.

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