CTU2_HUMAN - dbPTM
CTU2_HUMAN - PTM Information in dbPTM
Basic Information of Protein
UniProt ID CTU2_HUMAN
UniProt AC Q2VPK5
Protein Name Cytoplasmic tRNA 2-thiolation protein 2 {ECO:0000255|HAMAP-Rule:MF_03054}
Gene Name CTU2 {ECO:0000255|HAMAP-Rule:MF_03054}
Organism Homo sapiens (Human).
Sequence Length 515
Subcellular Localization Cytoplasm.
Protein Description Plays a central role in 2-thiolation of mcm(5)S(2)U at tRNA wobble positions of tRNA(Lys), tRNA(Glu) and tRNA(Gln). May act by forming a heterodimer with CTU1/ATPBD3 that ligates sulfur from thiocarboxylated URM1 onto the uridine of tRNAs at wobble position..
Protein Sequence MCQVGEDYGEPAPEEPPPAPRPSREQKCVKCKEAQPVVVIRAGDAFCRDCFKAFYVHKFRAMLGKNRLIFPGEKVLLAWSGGPSSSSMVWQVLEGLSQDSAKRLRFVAGVIFVDEGAACGQSLEERSKTLAEVKPILQATGFPWHVVALEEVFSLPPSVLWCSAQELVGSEGAYKAAVDSFLQQQHVLGAGGGPGPTQGEEQPPQPPLDPQNLARPPAPAQTEALSQLFCSVRTLTAKEELLQTLRTHLILHMARAHGYSKVMTGDSCTRLAIKLMTNLALGRGAFLAWDTGFSDERHGDVVVVRPMRDHTLKEVAFYNRLFSVPSVFTPAVDTKAPEKASIHRLMEAFILRLQTQFPSTVSTVYRTSEKLVKGPRDGPAAGDSGPRCLLCMCALDVDAADSATAFGAQTSSRLSQMQSPIPLTETRTPPGPCCSPGVGWAQRCGQGACRREDPQACIEEQLCYSCRVNMKDLPSLDPLPPYILAEAQLRTQRAWGLQEIRDCLIEDSDDEAGQS
Overview of Protein Modification Sites with Functional and Structural Information
Experimental Post-Translational Modification Sites

* ASA = Accessible Surface Area

Locations Modification Substrate Peptides
&
Secondary Structure
ASA (%) Reference Orthologous
Protein Cluster
2Acetylation------MCQVGEDYG
------CCCCCCCCC
4.5119413330
8PhosphorylationMCQVGEDYGEPAPEE
CCCCCCCCCCCCCCC
21.0626552605
23PhosphorylationPPPAPRPSREQKCVK
CCCCCCCCCCCCCCC
50.1326552605
151 (in isoform 3)Ubiquitination-50.1121906983
226 (in isoform 3)Ubiquitination-31.7021906983
238UbiquitinationSVRTLTAKEELLQTL
HHHHHCCHHHHHHHH
46.6221906983
238 (in isoform 1)Ubiquitination-46.6221906983
248 (in isoform 3)Ubiquitination-12.3921906983
261UbiquitinationARAHGYSKVMTGDSC
HHHCCCCCCCCCCHH
27.78-
264PhosphorylationHGYSKVMTGDSCTRL
CCCCCCCCCCHHHHH
40.6030576142
269PhosphorylationVMTGDSCTRLAIKLM
CCCCCHHHHHHHHHH
32.4430576142
313 (in isoform 1)Ubiquitination-51.8321906983
313UbiquitinationPMRDHTLKEVAFYNR
ECCCCCHHHHHHHHH
51.8321906983
323PhosphorylationAFYNRLFSVPSVFTP
HHHHHHHCCCCCCCC
37.4027050516
335UbiquitinationFTPAVDTKAPEKASI
CCCCCCCCCCCHHHH
58.4421906983
335 (in isoform 1)Ubiquitination-58.4421906983
368PhosphorylationVSTVYRTSEKLVKGP
HHHEEECCCHHCCCC
24.6028555341
373UbiquitinationRTSEKLVKGPRDGPA
ECCCHHCCCCCCCCC
73.89-
384 (in isoform 3)Ubiquitination-50.1821906983
415PhosphorylationAQTSSRLSQMQSPIP
CHHHHHHHHCCCCCC
23.6121712546
419PhosphorylationSRLSQMQSPIPLTET
HHHHHCCCCCCCCCC
21.3229255136
424PhosphorylationMQSPIPLTETRTPPG
CCCCCCCCCCCCCCC
29.9223403867
426PhosphorylationSPIPLTETRTPPGPC
CCCCCCCCCCCCCCC
34.3123403867
428PhosphorylationIPLTETRTPPGPCCS
CCCCCCCCCCCCCCC
41.0525159151
435PhosphorylationTPPGPCCSPGVGWAQ
CCCCCCCCCCCCHHH
31.2623401153
471UbiquitinationYSCRVNMKDLPSLDP
HHCCCCCCCCCCCCC
51.412190698
471 (in isoform 1)Ubiquitination-51.4121906983
508PhosphorylationRDCLIEDSDDEAGQS
HHHHCCCCCCCCCCC
33.8826503892
515PhosphorylationSDDEAGQS-------
CCCCCCCC-------
41.0721712546

Upstream regulatory proteins (kinases for phosphorylation sites, E3 ubiquitin ligases of ubiquitination sites, ...)
Modified Location Modified Residue Modification Type of Upstream Proteins Gene Name of Upstream Proteins UniProt AC of Upstream Proteins Sources

Oops, there are no upstream regulatory protein records of CTU2_HUMAN !!

Functions of PTM Sites
Modified Location Modified Residue Modification Function Reference

Oops, there are no descriptions of PTM sites of CTU2_HUMAN !!

Disease-associated PTM Sites based on SAP

* Distance = the distance between SAP position and PTM sites.

Modified Location Modification Variant Position
(Distance <= 10)
Residue Change SAP Related Disease Reference

Oops, there are no SNP-PTM records of CTU2_HUMAN !!

Protein-Protein Interaction
Interacting Protein Gene Name Interaction Type PPI Reference Domain-Domain Interactions

Oops, there are no PPI records of CTU2_HUMAN !!

Drug and Disease Associations
Kegg Disease
There are no disease associations of PTM sites.
OMIM Disease
There are no disease associations of PTM sites.
Kegg Drug
There are no disease associations of PTM sites.
DrugBank
There are no disease associations of PTM sites.
Regulatory Network of CTU2_HUMAN

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Related Literatures of Post-Translational Modification
Phosphorylation
ReferencePubMed
"Quantitative phosphoproteomic analysis of T cell receptor signalingreveals system-wide modulation of protein-protein interactions.";
Mayya V., Lundgren D.H., Hwang S.-I., Rezaul K., Wu L., Eng J.K.,Rodionov V., Han D.K.;
Sci. Signal. 2:RA46-RA46(2009).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-419, AND MASSSPECTROMETRY.
"A quantitative atlas of mitotic phosphorylation.";
Dephoure N., Zhou C., Villen J., Beausoleil S.A., Bakalarski C.E.,Elledge S.J., Gygi S.P.;
Proc. Natl. Acad. Sci. U.S.A. 105:10762-10767(2008).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-419 AND SER-508, ANDMASS SPECTROMETRY.
"Global, in vivo, and site-specific phosphorylation dynamics insignaling networks.";
Olsen J.V., Blagoev B., Gnad F., Macek B., Kumar C., Mortensen P.,Mann M.;
Cell 127:635-648(2006).
Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-508, AND MASSSPECTROMETRY.

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