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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: Unconventional myosin-VI

UniprotKB/SwissProt ID: Q9UM54 (Q9UM54)

Gene Name: MYO6

Organism: Homo sapiens (Human)

Function: Myosins are actin-based motor molecules with ATPase activity (By similarity). Unconventional myosins serve in intracellular movements (By similarity). Myosin 6 is a reverse-direction motor protein that moves towards the minus-end of actin filaments (PubMed:10519557). Has slow rate of actin-activated ADP release due to weak ATP binding (By similarity). Functions in a variety of intracellular processes such as vesicular membrane trafficking and cell migration (By similarity). Required for the structural integrity of the Golgi apparatus via the p53-dependent pro-survival pathway (PubMed:16507995). Appears to be involved in a very early step of clathrin-mediated endocytosis in polarized epithelial cells (PubMed:11447109). Together with TOM1, mediates delivery of endocytic cargo to autophagosomes thereby promoting autophagosome maturation and driving fusion with lysosomes (PubMed:23023224). Links TOM1 with autophagy receptors, such as TAX1BP1; CALCOCO2/NDP52 and OPTN (PubMed:31371777). May act as a regulator of F-actin dynamics (By similarity). As part of the DISP complex, may regulate the association of septins with actin and thereby regulate the actin cytoskeleton (PubMed:29467281). May play a role in transporting DAB2 from the plasma membrane to specific cellular targets (By similarity). May play a role in the extension and network organization of neurites (By similarity). Required for structural integrity of inner ear hair cells (By similarity). Required for the correct localization of CLIC5 and RDX at the stereocilium base (By similarity). Modulates RNA polymerase II-dependent transcription (PubMed:16949370)

Other Modifications: View all modification sites in dbPTM

Protein Subcellular Localization: Golgi apparatus, trans-Golgi network membrane. Golgi apparatus. Nucleus. Cytoplasm, perinuclear region. Membrane, clathrin-coated pit. Cytoplasmic vesicle, clathrin-coated vesicle. Cell projection, filopodium. Cell projection, ruffle membrane. Cell projection, microvillus. Cytoplasm, cytosol. Cytoplasmic vesicle, autophagosome. Endosome. Cytoplasmic vesicle, clathrin-coated vesicle membrane. Cytoplasmic vesicle, clathrin-coated vesicle membrane. Cell projection, ruffle membrane

Graphical Visualization of S-nitrosylation Sites:
InterPro ID Domain Name
IPR036961 Kinesin_motor_dom_sf
IPR049016 MYO6_lever
IPR032412 Myosin-VI_CBD
IPR001609 Myosin_head_motor_dom-like
IPR004009 Myosin_N
IPR008989 Myosin_S1_N
IPR036114 MYSc_Myo6
IPR027417 P-loop_NTPase

The S-nitrosylation sites of Q9UM54

No. Position S-nitrosylated Peptide Secondary Structure of S-nitrosylated Peptide Solvent Accessibility of nitrosylated Site PubMed ID
1 1265 PRQFEEIWER C GGIQYLQNAI    37478858
2 236 SHYLLEKSRI C VQGKEERNYH   
3 362 FEEAGSTSGG C NLKNKSAQSL   
4 587 FIIRHFAGAV C YETTQFVEKN   
5 610 ALHMSLESLI C ESRDKFIREL