FASTKD3 (FAST kinase domains 3)
- symbol:
- FASTKD3
- locus group:
- protein-coding gene
- location:
- 5p15.31
- gene_family:
- alias symbol:
- MGC5297|FLJ23274
- alias name:
- None
- entrez id:
- 79072
- ensembl gene id:
- ENSG00000124279
- ucsc gene id:
- uc003jeb.4
- refseq accession:
- NM_024091
- hgnc_id:
- HGNC:28758
- approved reserved:
- 2006-07-07
FASTKD3（FAS-activated serine/threonine kinase domain-containing protein 3）是一个属于FASTKD（FAS-activated serine/threonine kinase domain-containing）基因家族的成员，该家族包含多个调控线粒体功能的蛋白质。FASTKD家族蛋白的共同特点是含有保守的丝氨酸/苏氨酸激酶结构域，主要参与线粒体RNA的加工、稳定性和翻译调控，对维持线粒体的正常功能至关重要。FASTKD3定位于线粒体，其表达产物在能量代谢和线粒体稳态中发挥重要作用，特别是在调节线粒体基因表达和氧化磷酸化过程中。研究表明，FASTKD3可能通过影响线粒体RNA的代谢来调控线粒体蛋白质的合成，从而影响细胞的能量供应和凋亡过程。突变或表达异常可能导致线粒体功能障碍，进而引发一系列代谢性疾病或神经退行性疾病。例如，FASTKD3的表达降低可能影响线粒体电子传递链的活性，导致ATP生成减少，细胞能量供应不足，这可能与某些线粒体疾病或衰老相关疾病有关。相反，FASTKD3的过表达可能通过增强线粒体功能来改善细胞的能量代谢，但也可能因过度激活某些信号通路而引发异常细胞增殖或其他病理变化。此外，FASTKD3与其他FASTKD家族成员（如FASTKD1、FASTKD2等）在功能上可能存在协同或互补作用，共同维持线粒体的稳态。目前关于FASTKD3的具体作用机制和疾病关联仍需进一步研究，但其在线粒体功能调控中的潜在重要性使其成为代谢和神经退行性疾病研究的潜在靶点。
This gene encodes a member of a small family of Fas-activated serine/threonine kinase domain (FASTKD) containing proteins that share an amino terminal mitochondrial targeting domain and multiple carboxy terminal FAST domains as well as a putative RNA-binding RAP domain. The members of this family are ubiquitously expressed and are generally most abundant in mitochondria-enriched tissues such as heart, skeletal muscle and brown-adipose tissue. Some members of this protein family may play a role in apoptosis. The protein encoded by this gene interacts with components of the mitochondrial respiratory and translation networks. A pseudogene of this gene is also present on chromosome 5. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jan 2013]
Gene Ontology
Subcellular localization of FASTKD3 (and its protein):
- plasma membrane
- cytoplasm
- extracellular
- golgi
- vesicle
- cytoskeleton
- endoplasmic reticulum
- nucleus
- endosome
- lysosome
- mitochondrion
Gene Ontology (GO) terms for FASTKD3:
| Interacting Gene | Interaction | Source/Score |
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