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Sep. 10, 2014:
A total of 174 experimentally verified S-nitrosylation sites on 94 S-nitrosylated proteins from individualized human colorectal cancer tissues using a label-free quantitation strategy.

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Protein Name: tRNA-splicing endonuclease subunit Sen15

UniprotKB/SwissProt ID: Q8WW01 (Q8WW01)

Gene Name: TSEN15

Organism: Homo sapiens (Human)

Function: Non-catalytic subunit of the tRNA-splicing endonuclease complex, a complex responsible for identification and cleavage of the splice sites in pre-tRNA. It cleaves pre-tRNA at the 5' and 3' splice sites to release the intron. The products are an intron and two tRNA half-molecules bearing 2',3' cyclic phosphate and 5'-OH termini (PubMed:15109492, PubMed:27392077). There are no conserved sequences at the splice sites, but the intron is invariably located at the same site in the gene, placing the splice sites an invariant distance from the constant structural features of the tRNA body. The tRNA splicing endonuclease is also involved in mRNA processing via its association with pre-mRNA 3'-end processing factors, establishing a link between pre-tRNA splicing and pre-mRNA 3'-end formation, suggesting that the endonuclease subunits function in multiple RNA-processing events (PubMed:15109492)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Nucleus. Nucleus, nucleolus

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR018593 tRNA-endonuc_su_Sen15
IPR011856 tRNA_endonuc-like_dom_sf
IPR036167 tRNA_intron_Endo_cat-like_sf

The S-nitrosylation sites of Q8WW01

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 13 ERGDSEPTPG C SGLGPGGVRG