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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: Poly(rC)-binding protein 2

UniprotKB/SwissProt ID: PCBP2_HUMAN (Q15366)

Gene Name: PCBP2

Organism: Homo sapiens (Human).

Function: Single-stranded nucleic acid binding protein that binds preferentially to oligo dC. Major cellular poly(rC)-binding protein. Binds also poly(rU). Negatively regulates cellular antiviral responses mediated by MAVS signaling. It acts as an adapter between MAVS and the E3 ubiquitin ligase ITCH, therefore triggering MAVS ubiquitinationa and degradation.

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Nucleus. Cytoplasm. Note=Loosely bound in the nucleus. May shuttle between the nucleus and the cytoplasm.

PDB :
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Graphical Visualization of S-nitrosylation Sites:
Overview of Protein S-nitrosylation Sites with Functional and Structural Information
InterPro ID Domain
IPR004087
IPR004088

3D Structure Databases:
3D structure databases
EntryMethodResolution (A)ChainPositionsView
2AXY X-ray 1.70 A A/B/C/D11-82Link
2JZX NMR - A11-169Link
2P2R X-ray 1.60 A A285-359Link
2PQU X-ray 2.12 A A/B/C/D11-82Link
2PY9 X-ray 2.56 A A/B/C/D11-82Link

The S-nitrosylation sites of PCBP2_HUMAN

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site Substrate Motifs PubMed ID Experiment
154GARINISEGN C PERIITLAGP CCEEEEECCC C CCCEEEEECC 5.64%HC0619483679in vivo
2109TLRLVVPASQ C GSLIGKGGCK EEEEEECCCC C CEEECCCCCH 3.56%HC0719483679in vivo
3158IAGIPQSIIE C VKQICVVMLE EEECHHHHHH H HHHHHHHHHH 3.06%HC0519483679in vivo