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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: NEDD4-like E3 ubiquitin-protein ligase WWP2

UniprotKB/SwissProt ID: WWP2_HUMAN (O00308)

Gene Name: WWP2

Organism: Homo sapiens (Human).

Function: E3 ubiquitin-protein ligase which accepts ubiquitin from an E2 ubiquitin-conjugating enzyme in the form of a thioester and then directly transfers the ubiquitin to targeted substrates. Polyubiquitinates POU5F1 by 'Lys-63'-linked conjugation and promotes it to proteasomal degradation; in embryonic stem cells (ESCs) the ubiquitination is proposed to regulate POU5F1 protein level. Ubiquitinates EGR2 and promotes it to proteasomal degradation; in T-cells the ubiquitination inhibits activation- induced cell death. Ubiquitinates SLC11A2; the ubiquitination is enhanced by presence of NDFIP1 and NDFIP2. Ubiquitinates RPB1 and promotes it to proteasomal degradation.

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Nucleus.

Network with metabolic pathway:
Kegg map ID Pathway Link
map04120Ubiquitin mediated proteolysis
Graphical Visualization of S-nitrosylation Sites:
Overview of Protein S-nitrosylation Sites with Functional and Structural Information
InterPro ID Domain
IPR000008
IPR000569
IPR001202
IPR002349
IPR008973

The S-nitrosylation sites of WWP2_HUMAN

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site Substrate Motifs PubMed ID Experiment
1186ENRHQPPSTN C FGGRSRTHRH CCCCCCCCCC C CCCCCCCCCC 3.21%HC0124105792-