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- Table of Contents

Facts about WD repeat and FYVE domain-containing protein 3.
Together with p62/SQSTM1, involved in the formation and autophagic degradation of cytoplasmic ubiquitin- containing inclusions (p62 bodies, ALIS/aggresome-like induced structures). Together with SQSTM1, required to recruit ubiquitinated proteins to PML bodies in the nucleus (PubMed:20168092).
| Human | |
|---|---|
| Gene Name: | WDFY3 |
| Uniprot: | Q8IZQ1 |
| Entrez: | 23001 |

| Belongs to: |
|---|
| No superfamily |

ALFY; Autophagy-linked FYVE protein; KIAA0993MGC16461; WD repeat and FYVE domain containing 3; WD repeat and FYVE domain-containing protein 3; ZFYVE25
Mass (kDA):
395.258 kDA

| Human | |
|---|---|
| Location: | 4q21.23 |
| Sequence: | 4; NC_000004.12 (84669597..84966690, complement) |
Expressed in osteoclast and their mononuclear precursors (at protein level).
Nucleus membrane. Cytoplasm, cytosol. Nucleus, PML body. Membrane; Peripheral membrane protein; Cytoplasmic side. Perikaryon. Cell projection, axon. Relocalization from the nucleus to the cytosol is stimulated by cellular stress, such as starvation or proteasomal inhibition. In the cytosol of starved cells, colocalizes with autophagic structures (PubMed:15292400, PubMed:20168092, PubMed:20971078, PubMed:20417604). This redistribution is dependent on p62/SQSTM1 (PubMed:20168092). When nuclear export is blocked by treatment with leptomycin B, accumulates in nuclear bodies, that completely or par





PMID: 15292400 by Simonsen A., et al. Alfy, a novel FYVE-domain-containing protein associated with protein granules and autophagic membranes.
PMID: 20168092 by Clausen T.H., et al. p62/SQSTM1 and ALFY interact to facilitate the formation of p62 bodies/ALIS and their degradation by autophagy.