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- Table of Contents
Facts about Telomere zinc finger-associated protein.
Preferentially binds to telomeres that have a low concentration of shelterin complex and acts as a regulator of telomere length by initiating telomere trimming, a process that prevents the accumulation of aberrantly long telomeres (PubMed:28082411). Also functions as a transcription regulator that binds to promoter regions (PubMed:7969177, PubMed:24382891, PubMed:28500257).
Human | |
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Gene Name: | ZBTB48 |
Uniprot: | P10074 |
Entrez: | 3104 |
Belongs to: |
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krueppel C2H2-type zinc-finger protein family |
GLI-Kruppel family member HKR3; HKR3zinc finger and BTB domain-containing protein 48; Krueppel-related zinc finger protein 3; Protein HKR3; zinc finger and BTB domain containing 48; Zinc finger protein 855; ZNF855pp9964
Mass (kDA):
77.054 kDA
Human | |
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Location: | 1p36.31 |
Sequence: | 1; NC_000001.11 (6579994..6589280) |
Detected in adrenal gland and neuroblastoma.
Nucleus. Chromosome, telomere. Directly binds the telomeric double-stranded 5'-TTAGGG-3' repeat (PubMed:28500257, PubMed:28082411). According to a report, preferentially binds to long telomeres that have a low concentration of shelterin complex, competing with the telomeric repeat binding factors TERF1 and TERF2 (PubMed:28082411). According to another report, binds telomeres regardless of their length (PubMed:28500257).
PMID: 7969177 by Sugawara M., et al. A factor that regulates the class II major histocompatibility complex gene DPA is a member of a subfamily of zinc finger proteins that includes a Drosophila developmental control protein.
PMID: 9516840 by Maris J.M., et al. Human Kruppel-related 3 (HKR3): a candidate for the 1p36 neuroblastoma tumour suppressor gene?