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- Table of Contents

Facts about Ubiquitin-associated protein 1.
Plays a role in the proteasomal degradation of ubiquitinated cell-surface proteins, such as EGFR and BST2. .
| Human | |
|---|---|
| Gene Name: | UBAP1 |
| Uniprot: | Q9NZ09 |
| Entrez: | 51271 |

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

MGC119669; MGC8710; NAG20; Nasopharyngeal carcinoma-associated gene 20 protein; UAP; UBAP; UBAP-1; ubiquitin associated protein 1; ubiquitin associated protein; ubiquitin-associated protein 1
Mass (kDA):
55.084 kDA

| Human | |
|---|---|
| Location: | 9p13.3 |
| Sequence: | 9; NC_000009.12 (34179005..34252523) |
Ubiquitous. Highly expressed in heart, brain, placenta, lung, liver, skeletal muscle and pancreas.
Cytoplasm, cytosol. Endosome. Predominantly cytosolic (PubMed:21757351). Recruited to endosomes as part of the ESCRT-I complex (PubMed:21757351).





PMID: 11599797 by Qian J., et al. Isolation and characterization of a novel cDNA, UBAP1, derived from the tumor suppressor locus in human chromosome 9p21-22.
PMID: 21757351 by Stefani F., et al. UBAP1 is a component of an endosome-specific ESCRT-I complex that is essential for MVB sorting.