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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: mRNA (2'-O-methyladenosine-N(6)-)-methyltransferase

UniprotKB/SwissProt ID: Q9H4Z3 (Q9H4Z3)

Gene Name: PCIF1

Organism: Homo sapiens (Human)

Function: Cap-specific adenosine methyltransferase that catalyzes formation of N(6),2'-O-dimethyladenosine cap (m6A(m)) by methylating the adenosine at the second transcribed position of capped mRNAs (PubMed:30467178, PubMed:30487554, PubMed:31279658, PubMed:31279659, PubMed:33428944). Recruited to the early elongation complex of RNA polymerase II (RNAPII) via interaction with POLR2A and mediates formation of m6A(m) co-transcriptionally (PubMed:30467178)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Nucleus

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR029048 HSP70_C_sf
IPR039881 PCIF1-like
IPR022035 PCIF1_WW
IPR001202 WW_dom
IPR036020 WW_dom_sf

The S-nitrosylation sites of Q9H4Z3

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 255 KGSDPLLPSN C EPVVSPSMFR