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- Table of Contents

Facts about Ubinuclein-1.
Binds to proliferation-promoting genes. May be necessary for replication- independent chromatin assembly.
| Human | |
|---|---|
| Gene Name: | UBN1 |
| Uniprot: | Q9NPG3 |
| Entrez: | 29855 |

| Belongs to: |
|---|
| ubinuclein family |

HIRA-binding protein; ubinuclein 1; ubinuclein-1; VT; VT4
Mass (kDA):
121.52 kDA

| Human | |
|---|---|
| Location: | 16p13.3 |
| Sequence: | 16; NC_000016.10 (4846665..4882401) |
Ubiquitous. Also expressed in numerous tumors and cancer cell lines.
Nucleus, nucleoplasm. Nucleus, PML body. Cell junction, tight junction. Localized as a nuclear speckled-like pattern in proliferating primary fibroblasts. Colocalizes with HIRA, PML and SP100 in PML bodies of senescent cells. Colocalizes with TJP1 and CLDN1. Detected along the upper granular cell layer of epidermis. When overexpressed, accumulates in the nucleus in cells showing defective cytokinesis.





PMID: 10725330 by Aho S., et al. Ubinuclein, a novel nuclear protein interacting with cellular and viral transcription factors.
PMID: 14718166 by Tagami H., et al. Histone H3.1 and H3.3 complexes mediate nucleosome assembly pathways dependent or independent of DNA synthesis.