Detail Information of Post-Translational Modifications

General Information of Drug Transporter (DT)
DT ID	DTD0461 Transporter Info
Gene Name	SLC6A9
Transporter Name	Sodium- and chloride-dependent glycine transporter 1
Gene ID	6536
UniProt ID	P48067

Post-Translational Modification of This DT
Overview of SLC6A9 Modification Sites with Functional and Structural Information
Sequence	M S G G D T R A A I A R P R M A A A H G P V A P S S P E Q V T L L P V Q R S F F L P P F S G A T P S T S L A E S V L K V W H G A Y N S G L L P Q L M A Q H S L A M A Q N G A V P S E A T K R D Q N L K R G N W G N Q I E F V L T S V G Y A V G L G N V W R F P Y L C Y R N G G G A F M F P Y F I M L I F C G I P L F F M E L S F G Q F A S Q G C L G V W R I S P M F K G V G Y G M M V V S T Y I G I Y Y N V V I C I A F Y Y F F S S M T H V L P W A Y C N N P W N T H D C A G V L D A S N L T N G S R P A A L P S N L S H L L N H S L Q R T S P S E E Y W R L Y V L K L S D D I G N F G E V R L P L L G C L G V S W L V V F L C L I R G V K S S G K V V Y F T A T F P Y V V L T I L F V R G V T L E G A F D G I M Y Y L T P Q W D K I L E A K V W G D A A S Q I F Y S L G C A W G G L I T M A S Y N K F H N N C Y R D S V I I S I T N C A T S V Y A G F V I F S I L G F M A N H L G V D V S R V A D H G P G L A F V A Y P E A L T L L P I S P L W S L L F F F M L I L L G L G T Q F C L L E T L V T A I V D E V G N E W I L Q K K T Y V T L G V A V A G F L L G I P L T S Q A G I Y W L L L M D N Y A A S F S L V V I S C I M C V A I M Y I Y G H R N Y F Q D I Q M M L G F P P P L F F Q I C W R F V S P A I I F F I L V F T V I Q Y Q P I T Y N H Y Q Y P G W A V A I G F L M A L S S V L C I P L Y A M F R L C R T D G D T L L Q R L K N A T K P S R D W G P A L L E H R T G R Y A P T I A P S P E D G F E V Q P L H P D K A Q I P I V G S N G S S R L Q D S R I
PTM type	X-Acetylation X-N-glycosylation X-Oxidation X-Phosphorylation X-Ubiquitination X: Amino Acid

Acetylation
Lysine	1 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence SLC6A9			[1]
Role of PTM	Potential impacts
Modified Residue	Lysine	Modified Location	645
Experimental Method	Co-Immunoprecipitation
Detailed Description	Acetylation at SLC6A9 Lysine 645 has the potential to affect its expression or activity.
N-glycosylation
Asparagine	4 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence SLC6A9			[2]
Role of PTM	Potential impacts
Modified Residue	Asparagine	Modified Location	237
Experimental Method	Co-Immunoprecipitation
Detailed Description	N-linked Glycosylation at SLC6A9 Asparagine 237 has the potential to affect its expression or activity.
PTM Phenomenon 2	Have the potential to influence SLC6A9			[2]
Role of PTM	Potential impacts
Modified Residue	Asparagine	Modified Location	240
Experimental Method	Co-Immunoprecipitation
Detailed Description	N-linked Glycosylation at SLC6A9 Asparagine 240 has the potential to affect its expression or activity.
PTM Phenomenon 3	Have the potential to influence SLC6A9			[2]
Role of PTM	Potential impacts
Modified Residue	Asparagine	Modified Location	250
Experimental Method	Co-Immunoprecipitation
Detailed Description	N-linked Glycosylation at SLC6A9 Asparagine 250 has the potential to affect its expression or activity.
PTM Phenomenon 4	Have the potential to influence SLC6A9			[2]
Role of PTM	Potential impacts
Modified Residue	Asparagine	Modified Location	256
Experimental Method	Co-Immunoprecipitation
Detailed Description	N-linked Glycosylation at SLC6A9 Asparagine 256 has the potential to affect its expression or activity.
Oxidation
Cystine	1 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence SLC6A9			[3]
Role of PTM	Potential impacts
Modified Residue	Cystine	Modified Location	392
Experimental Method	Co-Immunoprecipitation
Detailed Description	Oxidation at SLC6A9 Cystine 392 has the potential to affect its expression or activity.
Phosphorylation
Serine	9 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Influencing the interaction of the GlyT1 C-terminus with PSD95 PDZ domain 2			[4]
Role of PTM	Surface Expression Modulation
Modified Residue	Serine	Modified Location	649
Modified State	Serine to Aspartate
Experimental Method	Co-Immunoprecipitation
Detailed Description	Removal of the Phosphorylation at SLC6A9 serine 649 (i.e. Serine to Aspartate) have been reported to influence the interaction of the GlyT1 C-terminus with PSD95 PDZ domain 2.
PTM Phenomenon 2	Have the potential to influence SLC6A9			[5]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	67
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 67 has the potential to affect its expression or activity.
PTM Phenomenon 3	Have the potential to influence SLC6A9			[5]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	89
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 89 has the potential to affect its expression or activity.
PTM Phenomenon 4	Have the potential to influence SLC6A9			[6]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	312
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 312 has the potential to affect its expression or activity.
PTM Phenomenon 5	Have the potential to influence SLC6A9			[7] , [8]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	673
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 673 has the potential to affect its expression or activity.
PTM Phenomenon 6	Have the potential to influence SLC6A9			[7] , [9]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	695
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 695 has the potential to affect its expression or activity.
PTM Phenomenon 7	Have the potential to influence SLC6A9			[7] , [10]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	698
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 698 has the potential to affect its expression or activity.
PTM Phenomenon 8	Have the potential to influence SLC6A9			[9] , [11]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	699
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 699 has the potential to affect its expression or activity.
PTM Phenomenon 9	Have the potential to influence SLC6A9			[12]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	704
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Serine 704 has the potential to affect its expression or activity.
Threonine	3 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence SLC6A9			[5] , [6]
Role of PTM	Potential impacts
Modified Residue	Threonine	Modified Location	92
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Threonine 92 has the potential to affect its expression or activity.
PTM Phenomenon 2	Have the potential to influence SLC6A9			[6]
Role of PTM	Potential impacts
Modified Residue	Threonine	Modified Location	349
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Threonine 349 has the potential to affect its expression or activity.
PTM Phenomenon 3	Have the potential to influence SLC6A9			[6]
Role of PTM	Potential impacts
Modified Residue	Threonine	Modified Location	663
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Threonine 663 has the potential to affect its expression or activity.
Tyrosine	1 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence SLC6A9			[5]
Role of PTM	Potential impacts
Modified Residue	Tyrosine	Modified Location	65
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at SLC6A9 Tyrosine 65 has the potential to affect its expression or activity.
Ubiquitination
Lysine	2 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Decreasing the activity of SLC6A9			[13]
Role of PTM	Protein Activity Modulation
Modified Residue	Lysine	Modified Location	619
Related Enzyme	Protein kinase C alpha type (PRKCA)
Experimental Material(s)	Madin-darby canine kidney II (MDCKII) cells
Experimental Method	Co-Immunoprecipitation
Detailed Description	Ubiquitination at SLC6A9 Lysine 619 have been reported to decrease its transport activity.
PTM Phenomenon 2	Have the potential to influence SLC6A9			[14]
Role of PTM	Potential impacts
Modified Residue	Lysine	Modified Location	687
Experimental Method	Co-Immunoprecipitation
Detailed Description	Ubiquitination at SLC6A9 Lysine 687 has the potential to affect its expression or activity.

References
1	Deep, Quantitative Coverage of the Lysine Acetylome Using Novel Anti-acetyl-lysine Antibodies and an Optimized Proteomic Workflow. Mol Cell Proteomics. 2015 Sep;14(9):2429-40.
2	The role of N-glycosylation in the targeting and activity of the GLYT1 glycine transporter. J Biol Chem. 1995 Apr 21;270(16):9437-42.
3	A Quantitative Tissue-Specific Landscape of Protein Redox Regulation during Aging. Cell. 2020 Mar 5;180(5):968-983.e24.
4	Phosphomimetic Mutation of Glycine Transporter GlyT1 C-Terminal PDZ Binding Motif Inhibits its Interactions with PSD95. J Mol Neurosci. 2020 Apr;70(4):488-493.
5	iTRAQ labeling is superior to mTRAQ for quantitative global proteomics and phosphoproteomics. Mol Cell Proteomics. 2012 Jun;11(6):M111.014423.
6	Modulation of a recombinant glycine transporter (GLYT1b) by activation of protein kinase C. J Neurochem. 1995 Nov;65(5):1967-73.
7	Proteogenomic integration reveals therapeutic targets in breast cancer xenografts. Nat Commun. 2017 Mar 28;8:14864.
8	Offline pentafluorophenyl (PFP)-RP prefractionation as an alternative to high-pH RP for comprehensive LC-MS/MS proteomics and phosphoproteomics. Anal Bioanal Chem. 2017 Jul;409(19):4615-4625.
9	Proteogenomics connects somatic mutations to signalling in breast cancer. Nature. 2016 Jun 2;534(7605):55-62.
10	UniProt: a worldwide hub of protein knowledge. Nucleic Acids Res. 2019 Jan 8;47(D1):D506-D515.
11	Phosphoproteomic screening identifies Rab GTPases as novel downstream targets of PINK1. EMBO J. 2015 Nov 12;34(22):2840-61.
12	Quantitative phosphoproteomics identifies substrates and functional modules of Aurora and Polo-like kinase activities in mitotic cells. Sci Signal. 2011 Jun 28;4(179):rs5.
13	Constitutive and regulated endocytosis of the glycine transporter GLYT1b is controlled by ubiquitination. J Biol Chem. 2009 Jul 17;284(29):19482-92.
14	Systematic and quantitative assessment of the ubiquitin-modified proteome. Mol Cell. 2011 Oct 21;44(2):325-40.

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Detail Information of Post-Translational Modifications

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