Detail Information of Post-Translational Modifications

General Information of Drug Transporter (DT)
DT ID	DTD0544 Transporter Info
Gene Name	KCNA5
Transporter Name	Voltage-gated potassium channel subunit Kv1.5
Gene ID	3741
UniProt ID	P22460

Post-Translational Modification of This DT
Overview of KCNA5 Modification Sites with Functional and Structural Information
Sequence	M E I A L V P L E N G G A M T V R G G D E A R A G C G Q A T G G E L Q C P P T A G L S D G P K E P A P K G R G A Q R D A D S G V R P L P P L P D P G V R P L P P L P E E L P R P R R P P P E D E E E E G D P G L G T V E D Q A L G T A S L H H Q R V H I N I S G L R F E T Q L G T L A Q F P N T L L G D P A K R L R Y F D P L R N E Y F F D R N R P S F D G I L Y Y Y Q S G G R L R R P V N V S L D V F A D E I R F Y Q L G D E A M E R F R E D E G F I K E E E K P L P R N E F Q R Q V W L I F E Y P E S S G S A R A I A I V S V L V I L I S I I T F C L E T L P E F R D E R E L L R H P P A P H Q P P A P A P G A N G S G V M A P P S G P T V A P L L P R T L A D P F F I V E T T C V I W F T F E L L V R F F A C P S K A G F S R N I M N I I D V V A I F P Y F I T L G T E L A E Q Q P G G G G G G Q N G Q Q A M S L A I L R V I R L V R V F R I F K L S R H S K G L Q I L G K T L Q A S M R E L G L L I F F L F I G V I L F S S A V Y F A E A D N Q G T H F S S I P D A F W W A V V T M T T V G Y G D M R P I T V G G K I V G S L C A I A G V L T I A L P V P V I V S N F N Y F Y H R E T D H E E P A V L K E E Q G T Q S Q G P G L D R G V Q R K V S G S R G S F C K A G G T L E N A D S A R R G S C P L E K C N V K A K S N V D L R R S L Y A L C L D T S R E T D L
PTM type	X-Acetylation X-Phosphorylation X-S-nitrosylation X-S-palmitoylation X-SUMOylation 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 KCNA5			[1]
Role of PTM	Potential impacts
Modified Residue	Lysine	Modified Location	412
Experimental Method	Co-Immunoprecipitation
Detailed Description	Acetylation at KCNA5 Lysine 412 has the potential to affect its expression or activity.
Phosphorylation
Serine	5 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence KCNA5			[2]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	62
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Serine 62 has the potential to affect its expression or activity.
PTM Phenomenon 2	Have the potential to influence KCNA5			[3]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	127
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Serine 127 has the potential to affect its expression or activity.
PTM Phenomenon 3	Have the potential to influence KCNA5			[1] , [4]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	414
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Serine 414 has the potential to affect its expression or activity.
PTM Phenomenon 4	Have the potential to influence KCNA5			[4]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	417
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Serine 417 has the potential to affect its expression or activity.
PTM Phenomenon 5	Have the potential to influence KCNA5			[4]
Role of PTM	Potential impacts
Modified Residue	Serine	Modified Location	430
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Serine 430 has the potential to affect its expression or activity.
Threonine	2 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence KCNA5			[5] , [6]
Role of PTM	Potential impacts
Modified Residue	Threonine	Modified Location	15
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Threonine 15 has the potential to affect its expression or activity.
PTM Phenomenon 2	Have the potential to influence KCNA5			[4]
Role of PTM	Potential impacts
Modified Residue	Threonine	Modified Location	426
Experimental Method	Co-Immunoprecipitation
Detailed Description	Phosphorylation at KCNA5 Threonine 426 has the potential to affect its expression or activity.
S-nitrosylation
Cystine	2 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence KCNA5			[7] , [8]
Role of PTM	Potential impacts
Modified Residue	Cystine	Modified Location	331
Experimental Method	Co-Immunoprecipitation
Detailed Description	S-nitrosylation at KCNA5 Cystine 331 has the potential to affect its expression or activity.
PTM Phenomenon 2	Have the potential to influence KCNA5			[7] , [8]
Role of PTM	Potential impacts
Modified Residue	Cystine	Modified Location	346
Experimental Method	Co-Immunoprecipitation
Detailed Description	S-nitrosylation at KCNA5 Cystine 346 has the potential to affect its expression or activity.
S-palmitoylation
Cystine	1 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Have the potential to influence KCNA5			[9]
Role of PTM	Potential impacts
Modified Residue	Cystine	Modified Location	604
Experimental Method	Co-Immunoprecipitation
Detailed Description	S-palmitoylation at KCNA5 Cystine 604 has the potential to affect its expression or activity.
SUMOylation
Lysine	2 PTM Phenomena Related to This Residue		Click to Show/Hide the Full List
PTM Phenomenon 1	Regulating the biophysical properties of the transporter			[10]
Role of PTM	Properties Modulation
Modified Residue	Lysine	Modified Location	221
Related Enzyme	Small ubiquitin-related modifier 3 (SUMO3)
Experimental Method	Co-Immunoprecipitation
Detailed Description	SUMOylation at KCNA5 Lysine 221 have been reported to regulate its biophysical properties, thereby affecting its expression or activity.
PTM Phenomenon 2	Regulating the biophysical properties of the transporter			[10]
Role of PTM	Properties Modulation
Modified Residue	Lysine	Modified Location	536
Related Enzyme	Small ubiquitin-related modifier 3 (SUMO3)
Experimental Method	Co-Immunoprecipitation
Detailed Description	SUMOylation at KCNA5 Lysine 536 have been reported to regulate its biophysical properties, thereby affecting its expression or activity.

References
1	Lys-N and trypsin cover complementary parts of the phosphoproteome in a refined SCX-based approach. Anal Chem. 2009 Jun 1;81(11):4493-501.
2	Global detection of protein kinase D-dependent phosphorylation events in nocodazole-treated human cells. Mol Cell Proteomics. 2012 May;11(5):160-70.
3	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.
4	An Augmented Multiple-Protease-Based Human Phosphopeptide Atlas. Cell Rep. 2015 Jun 23;11(11):1834-43.
5	Systematic functional prioritization of protein posttranslational modifications. Cell. 2012 Jul 20;150(2):413-25.
6	A specific N-terminal residue in Kv1.5 is required for upregulation of the channel by SAP97. Biochem Biophys Res Commun. 2006 Mar 31;342(1):1-8.
7	Predict and analyze S-nitrosylation modification sites with the mRMR and IFS approaches. J Proteomics. 2012 Feb 16;75(5):1654-65.
8	Nitric oxide blocks hKv1.5 channels by S-nitrosylation and by a cyclic GMP-dependent mechanism. Cardiovasc Res. 2006 Oct 1;72(1):80-9.
9	Posttranslational modification of voltage-dependent potassium channel Kv1.5: COOH-terminal palmitoylation modulates its biological properties. Am J Physiol Heart Circ Physiol. 2008 May;294(5):H2012-21.
10	SUMO modification regulates inactivation of the voltage-gated potassium channel Kv1.5. Proc Natl Acad Sci U S A. 2007 Feb 6;104(6):1805-10.

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Detail Information of Post-Translational Modifications

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