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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: Methyl-CpG-binding domain protein 1

UniprotKB/SwissProt ID: Q9UIS9 (Q9UIS9)

Gene Name: MBD1

Organism: Homo sapiens (Human)

Function: Transcriptional repressor that binds CpG islands in promoters where the DNA is methylated at position 5 of cytosine within CpG dinucleotides. Binding is abolished by the presence of 7-mG that is produced by DNA damage by methylmethanesulfonate (MMS). Acts as transcriptional repressor and plays a role in gene silencing by recruiting ATF7IP, which in turn recruits factors such as the histone methyltransferase SETDB1. Probably forms a complex with SETDB1 and ATF7IP that represses transcription and couples DNA methylation and histone 'Lys-9' trimethylation. Isoform 1 and isoform 2 can also repress transcription from unmethylated promoters

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Nucleus. Nucleus matrix. Nucleus speckle. Chromosome

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR016177 DNA-bd_dom_sf
IPR001739 Methyl_CpG_DNA-bd
IPR002857 Znf_CXXC

The S-nitrosylation sites of Q9UIS9

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 525 VLTSPVLVPG C PSKAVDPGLP