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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: ATP-sensitive inward rectifier potassium channel 12

UniprotKB/SwissProt ID: Q14500 (Q14500)

Gene Name: KCNJ12

Organism: Homo sapiens (Human)

Function: Inward rectifying potassium channel that probably participates in controlling the resting membrane potential in electrically excitable cells. Probably participates in establishing action potential waveform and excitability of neuronal and muscle tissues. Inward rectifier potassium channels are characterized by a greater tendency to allow potassium to flow into the cell rather than out of it. Their voltage dependence is regulated by the concentration of extracellular potassium; as external potassium is raised, the voltage range of the channel opening shifts to more positive voltages. The inward rectification is mainly due to the blockage of outward current by internal magnesium

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Membrane. Cell membrane. Cell membrane, sarcolemma, T-tubule

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR014756 Ig_E-set
IPR041647 IRK_C
IPR016449 K_chnl_inward-rec_Kir
IPR003272 K_chnl_inward-rec_Kir2.2
IPR013518 K_chnl_inward-rec_Kir_cyto
IPR013673 K_chnl_inward-rec_Kir_N
IPR040445 Kir_TM

The S-nitrosylation sites of Q14500

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 75 QRYLADMFTT C VDIRWRYMLL  CCCCCCCCCC C CEECCCCCEE