General Information of Drug Transporter (DT)
DT ID DTD0071 Transporter Info
Gene Name ABCG1
Transporter Name ATP-binding cassette sub-family G member 1
Gene ID
9619
UniProt ID
P45844
Post-Translational Modification of This DT
Overview of ABCG1 Modification Sites with Functional and Structural Information
Sequence
PTM type
X-Palmitoylation X-Phosphorylation X-S-palmitoylation X-Ubiquitination X: Amino Acid

Palmitoylation

  Cysteine

          5 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Decreasing the surface membrane expression of ABCG1 [1]

Role of PTM

Trafficking to Plasma Membrane

Affected Drug/Substrate

Cholesterol

Results for Drug

Decreasing efflux of cholesterol

Modified Residue

Cysteine

Modified Location

311

Modified State

Cysteine to Alanine/Serine mutation

Studied Phenotype

Atherosclerosis [ICD11: BD40]

Experimental Material(s)

Human embryonic kidney 293 (HEK293) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Removal of the Palmitoylation at ABCG1 Cysteine 311 (i.e. Cysteine to Alanine/Serine mutation) have been reported to decrease its surface membrane expression.

  PTM Phenomenon 2

No significant effect [1]

Role of PTM

No Significant Effect

Affected Drug/Substrate

Cholesterol

Results for Drug

no effect in the transport function

Modified Residue

Cysteine

Modified Location

26

Modified State

Cysteine to Alanine/Serine mutation

Studied Phenotype

Atherosclerosis [ICD11: BD40]

Experimental Material(s)

Human embryonic kidney 293 (HEK293) cells; Mouse macrophage (J774) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Removal of the Palmitoylation at ABCG1 Cysteine 26 (i.e. Cysteine to Alanine/Serine mutation) have been reported to have no significant alteration in its expression or activity.

  PTM Phenomenon 3

No significant effect [1]

Role of PTM

No Significant Effect

Affected Drug/Substrate

Cholesterol

Results for Drug

no effect in the transport function

Modified Residue

Cysteine

Modified Location

150

Modified State

Cysteine to Alanine/Serine mutation

Studied Phenotype

Atherosclerosis [ICD11: BD40]

Experimental Material(s)

Human embryonic kidney 293 (HEK293) cells; Mouse macrophage (J774) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Removal of the Palmitoylation at ABCG1 Cysteine 150 (i.e. Cysteine to Alanine/Serine mutation) have been reported to have no significant alteration in its expression or activity.

  PTM Phenomenon 4

No significant effect [1]

Role of PTM

No Significant Effect

Affected Drug/Substrate

Cholesterol

Results for Drug

no effect in the transport function

Modified Residue

Cysteine

Modified Location

390

Modified State

Cysteine to Alanine/Serine mutation

Studied Phenotype

Atherosclerosis [ICD11: BD40]

Experimental Material(s)

Human embryonic kidney 293 (HEK293) cells; Mouse macrophage (J774) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Removal of the Palmitoylation at ABCG1 Cysteine 390 (i.e. Cysteine to Alanine/Serine mutation) have been reported to have no significant alteration in its expression or activity.

  PTM Phenomenon 5

No significant effect [1]

Role of PTM

No Significant Effect

Affected Drug/Substrate

Cholesterol

Results for Drug

no effect in the transport function

Modified Residue

Cysteine

Modified Location

402

Modified State

Cysteine to Alanine/Serine mutation

Studied Phenotype

Atherosclerosis [ICD11: BD40]

Experimental Material(s)

Human embryonic kidney 293 (HEK293) cells; Mouse macrophage (J774) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Removal of the Palmitoylation at ABCG1 Cysteine 402 (i.e. Cysteine to Alanine/Serine mutation) have been reported to have no significant alteration in its expression or activity.

Phosphorylation

  Serine

        11 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [2]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

32

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 32 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [3]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

67

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 67 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [3] , [4]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

68

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 68 has the potential to affect its expression or activity.

  PTM Phenomenon 4

Have the potential to influence ABCG1 [5]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

83

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 83 has the potential to affect its expression or activity.

  PTM Phenomenon 5

Have the potential to influence ABCG1 [5]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

85

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 85 has the potential to affect its expression or activity.

  PTM Phenomenon 6

Have the potential to influence ABCG1 [6]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

105

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 105 has the potential to affect its expression or activity.

  PTM Phenomenon 7

Have the potential to influence ABCG1 [7] , [8]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

110

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 110 has the potential to affect its expression or activity.

  PTM Phenomenon 8

Have the potential to influence ABCG1 [7] , [8]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

120

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 120 has the potential to affect its expression or activity.

  PTM Phenomenon 9

Have the potential to influence ABCG1 [8] , [9]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

125

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 125 has the potential to affect its expression or activity.

  PTM Phenomenon 10

Have the potential to influence ABCG1 [4]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

420

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 420 has the potential to affect its expression or activity.

  PTM Phenomenon 11

Have the potential to influence ABCG1 [4]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

494

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Serine 494 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 ABCG1 [10]

Role of PTM

Potential impacts

Modified Residue

Threonine

Modified Location

99

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Threonine 99 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [9]

Role of PTM

Potential impacts

Modified Residue

Threonine

Modified Location

137

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Threonine 137 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [4]

Role of PTM

Potential impacts

Modified Residue

Threonine

Modified Location

412

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Threonine 412 has the potential to affect its expression or activity.

  Tyrosine

          3 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [5]

Role of PTM

Potential impacts

Modified Residue

Tyrosine

Modified Location

84

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Tyrosine 84 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [11]

Role of PTM

Potential impacts

Modified Residue

Tyrosine

Modified Location

667

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Tyrosine 667 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [11]

Role of PTM

Potential impacts

Modified Residue

Tyrosine

Modified Location

672

Experimental Method

Co-Immunoprecipitation

Detailed Description

Phosphorylation at ABCG1 Tyrosine 672 has the potential to affect its expression or activity.

S-palmitoylation

  Cystine

          5 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [1]

Role of PTM

Potential impacts

Modified Residue

Cystine

Modified Location

30

Experimental Method

Co-Immunoprecipitation

Detailed Description

S-palmitoylation at ABCG1 Cystine 30 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [1]

Role of PTM

Potential impacts

Modified Residue

Cystine

Modified Location

154

Experimental Method

Co-Immunoprecipitation

Detailed Description

S-palmitoylation at ABCG1 Cystine 154 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [1]

Role of PTM

Potential impacts

Modified Residue

Cystine

Modified Location

315

Experimental Method

Co-Immunoprecipitation

Detailed Description

S-palmitoylation at ABCG1 Cystine 315 has the potential to affect its expression or activity.

  PTM Phenomenon 4

Have the potential to influence ABCG1 [1]

Role of PTM

Potential impacts

Modified Residue

Cystine

Modified Location

394

Experimental Method

Co-Immunoprecipitation

Detailed Description

S-palmitoylation at ABCG1 Cystine 394 has the potential to affect its expression or activity.

  PTM Phenomenon 5

Have the potential to influence ABCG1 [1]

Role of PTM

Potential impacts

Modified Residue

Cystine

Modified Location

406

Experimental Method

Co-Immunoprecipitation

Detailed Description

S-palmitoylation at ABCG1 Cystine 406 has the potential to affect its expression or activity.

Ubiquitination

  Arginine

          2 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Arginine

Modified Location

65

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Arginine 65 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Arginine

Modified Location

80

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Arginine 80 has the potential to affect its expression or activity.

  Asparagine

          2 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Asparagine

Modified Location

76

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Asparagine 76 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Asparagine

Modified Location

109

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Asparagine 109 has the potential to affect its expression or activity.

  Asparticacid

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Asparticacid

Modified Location

356

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Asparticacid 356 has the potential to affect its expression or activity.

  Glutamicacid

          2 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [13]

Role of PTM

Potential impacts

Modified Residue

Glutamicacid

Modified Location

191

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Glutamicacid 191 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Glutamicacid

Modified Location

332

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Glutamicacid 332 has the potential to affect its expression or activity.

  Glycine

          2 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Glycine

Modified Location

51

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Glycine 51 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Glycine

Modified Location

118

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Glycine 118 has the potential to affect its expression or activity.

  Isoleucine

          2 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Isoleucine

Modified Location

104

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Isoleucine 104 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [13]

Role of PTM

Potential impacts

Modified Residue

Isoleucine

Modified Location

200

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Isoleucine 200 has the potential to affect its expression or activity.

  Leucine

          3 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Leucine

Modified Location

100

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Leucine 100 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Leucine

Modified Location

113

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Leucine 113 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [13]

Role of PTM

Potential impacts

Modified Residue

Leucine

Modified Location

186

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Leucine 186 has the potential to affect its expression or activity.

  Lysine

          8 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

54

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 54 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

95

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 95 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

98

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 98 has the potential to affect its expression or activity.

  PTM Phenomenon 4

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

102

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 102 has the potential to affect its expression or activity.

  PTM Phenomenon 5

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

107

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 107 has the potential to affect its expression or activity.

  PTM Phenomenon 6

Have the potential to influence ABCG1 [13]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

189

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 189 has the potential to affect its expression or activity.

  PTM Phenomenon 7

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

354

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 354 has the potential to affect its expression or activity.

  PTM Phenomenon 8

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Lysine

Modified Location

376

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Lysine 376 has the potential to affect its expression or activity.

  Methionine

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [13]

Role of PTM

Potential impacts

Modified Residue

Methionine

Modified Location

167

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Methionine 167 has the potential to affect its expression or activity.

  Proline

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Proline

Modified Location

365

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Proline 365 has the potential to affect its expression or activity.

  Serine

          3 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

32

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Serine 32 has the potential to affect its expression or activity.

  PTM Phenomenon 2

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

85

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Serine 85 has the potential to affect its expression or activity.

  PTM Phenomenon 3

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Serine

Modified Location

351

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Serine 351 has the potential to affect its expression or activity.

  Threonine

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Threonine

Modified Location

99

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Threonine 99 has the potential to affect its expression or activity.

  Valine

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Have the potential to influence ABCG1 [12]

Role of PTM

Potential impacts

Modified Residue

Valine

Modified Location

56

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 Valine 56 has the potential to affect its expression or activity.

  Unclear Residue

          1 PTM Phenomena Related to This Residue Click to Show/Hide the Full List

  PTM Phenomenon 1

Accelerating ABCG1 degradation [14]

Role of PTM

Degradation via Proteosome

Experimental Material(s)

Chinese hamster ovary (CHO) cells

Experimental Method

Co-Immunoprecipitation

Detailed Description

Ubiquitination at ABCG1 have been reported to accelerate its degradation, thereby affecting its expression or activity.
References
1 Characterization of palmitoylation of ATP binding cassette transporter G1: effect on protein trafficking and function. Biochim Biophys Acta. 2013 Jun;1831(6):1067-78.
2 A fast sample processing strategy for large-scale profiling of human urine phosphoproteome by mass spectrometry. Talanta. 2018 Aug 1;185:166-173.
3 Unique signalling connectivity of FGFR3-TACC3 oncoprotein revealed by quantitative phosphoproteomics and differential network analysis. Oncotarget. 2017 Oct 25;8(61):102898-102911.
4 Ischemia in tumors induces early and sustained phosphorylation changes in stress kinase pathways but does not affect global protein levels. Mol Cell Proteomics. 2014 Jul;13(7):1690-704.
5 Sensitive, Robust, and Cost-Effective Approach for Tyrosine Phosphoproteome Analysis. Anal Chem. 2017 Sep 5;89(17):9307-9314.
6 Proteomic analysis of ERK1/2-mediated human sickle red blood cell membrane protein phosphorylation. Clin Proteomics. 2013 Jan 3;10(1):1.
7 In situ sample processing approach (iSPA) for comprehensive quantitative phosphoproteome analysis. J Proteome Res. 2014 Sep 5;13(9):3896-904.
8 Temporal profiling of lapatinib-suppressed phosphorylation signals in EGFR/HER2 pathways. Mol Cell Proteomics. 2012 Dec;11(12):1741-57.
9 Robust, Reproducible, and Economical Phosphopeptide Enrichment Using Calcium Titanate. J Proteome Res. 2019 Mar 1;18(3):1411-1417.
10 dbPTM in 2022: an updated database for exploring regulatory networks and functional associations of protein post-translational modifications. Nucleic Acids Res. 2022 Jan 7;50(D1):D471-D479. (ID: ABCG1_HUMAN)
11 Kinase activity ranking using phosphoproteomics data (KARP) quantifies the contribution of protein kinases to the regulation of cell viability. Mol Cell Proteomics. 2017 Sep;16(9):1694-1704.
12 UbiSite approach for comprehensive mapping of lysine and N-terminal ubiquitination sites. Nat Struct Mol Biol. 2018 Jul;25(7):631-640.
13 Methods for quantification of in vivo changes in protein ubiquitination following proteasome and deubiquitinase inhibition. Mol Cell Proteomics. 2012 May;11(5):148-59.
14 Cellular cholesterol regulates ubiquitination and degradation of the cholesterol export proteins ABCA1 and ABCG1. J Biol Chem. 2014 Mar 14;289(11):7524-36.

If you find any error in data or bug in web service, please kindly report it to Dr. Yin and Dr. Li.