Gene Symbol | VPS4A |
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Entrez Gene | 27183 |
Alt Symbol | SKD1, SKD1A, SKD2, VPS4, VPS4-1 |
Species | Human |
Gene Type | protein-coding |
Description | vacuolar protein sorting 4 homolog A (S. cerevisiae) |
Other Description | SKD1-homolog|hVPS4|vacuolar protein sorting factor 4A|vacuolar protein sorting-associated protein 4A|vacuolar sorting protein 4 |
Swissprots | Q9UN37 B2RCB7 Q8TF07 Q9Y582 Q9UI03 |
Accessions | AAG01470 EAW83261 EAW83262 EAW83263 EAW83264 Q9UN37 AF112215 AAF17203 AF132747 AAL75948 AF155740 AAD42971 AF159063 AAD49227 AF255952 AAK52408 AK000200 BAA91005 AK025850 AK315026 BAG37514 AL133634 CAB63758 BC013021 BC035121 AAH35121 BC047932 AAH47932 EU831747 ACE86581 NM_013245 NP_037377 |
Function | Involved in late steps of the endosomal multivesicular bodies (MVB) pathway. Recognizes membrane-associated ESCRT-III assemblies and catalyzes their disassembly, possibly in combination with membrane fission. Redistributes the ESCRT-III components to the cytoplasm for further rounds of MVB sorting. MVBs contain intraluminal vesicles (ILVs) that are generated by invagination and scission from the limiting membrane of the endosome and mostly are delivered to lysosomes enabling degradation of membrane proteins, such as stimulated growth factor receptors, lysosomal enzymes and lipids. In conjunction with the ESCRT machinery also appears to function in topologically equivalent membrane fission events, such as the terminal stages of cytokinesis and enveloped virus budding (HIV-1 and other lentiviruses). Involved in cytokinesis: retained at the midbody by ZFYVE19/ANCHR and CHMP4C until abscission checkpoint signaling is terminated at late cytokinesis. It is then released following dephosphory |
Subcellular Location | Prevacuolar compartment membrane; Peripheral membrane protein. Late endosome membrane {ECO:0000305}; Peripheral membrane protein {ECO:0000305}. Midbody. Note=Membrane-associated in the prevacuolar endosomal compartment. Localizes to the midbody of dividing cells, interaction with ZFYVE19/ANCHR mediates retention at midbody (PubMed:24814515). Localized in two distinct rings on either side of the Fleming body. {ECO:0000269|PubMed:24814515}. |
Tissue Specificity | Ubiquitously expressed. {ECO:0000269|PubMed:10637304, ECO:0000269|PubMed:11563910}. |
Top Pathways | Endocytosis |
VPS4 (C-12) - sc-21463 from Santa Cruz Biotechnology
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VPS4 (H-165) - sc-32922 from Santa Cruz Biotechnology
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VPS4 (N-14) - sc-21461 from Santa Cruz Biotechnology
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VPS4 (E-8) - sc-133122 from Santa Cruz Biotechnology
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Anti-VPS4a antibody - ab177057 from Abcam
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Anti-VPS4a antibody - ab81697 from Abcam
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Anti-VPS4a antibody - ab69415 from Abcam
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Anti-VPS4a antibody [EPR14545(B)] - ab180581 from Abcam
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Anti-VPS4a antibody - N-terminal - ab199938 from Abcam
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Anti-VPS4A Antibody (aa38-87) - LS-C81960 from LifeSpan Bioscience
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Anti-VPS4A Antibody - LS-C346226 from LifeSpan Bioscience
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Anti-VPS4A Antibody (aa74-123) - LS-C81961 from LifeSpan Bioscience
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Anti-VPS4A Antibody (aa44-77) - LS-C344619 from LifeSpan Bioscience
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VPS4A Antibody - NBP1-54618 from Novus Biologicals
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VPS4A Antibody - NBP1-55140 from Novus Biologicals
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VPS4A Antibody - NBP2-20880 from Novus Biologicals
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VPS4A Antibody - NBP2-20879 from Novus Biologicals
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VPS4A Antibody - H00027183-B01P from Novus Biologicals
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VPS4a Polyclonal Antibody - bs-7777R from Bioss
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Anti-VPS4 antibody produced in rabbit - SAB4200025 from Sigma-Aldrich
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Anti-VPS4A (ab2) antibody produced in rabbit - SAB2102684 from Sigma-Aldrich
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Anti-VPS4A antibody produced in mouse - SAB1407341 from Sigma-Aldrich
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Anti-VPS4 antibody produced in rabbit - SAB2102683 from Sigma-Aldrich
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Anti-VPS4A antibody produced in rabbit - SAB4200022 from Sigma-Aldrich
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VPS4A antibody - N-terminal region (ARP54915_P050) - ARP54915_P050 from Aviva Systems Biology
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