Xylt2-KO 基因敲除小鼠

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产品名称

Xylt2-KO 基因敲除小鼠

产品编号

S-KO-17679

品系全称

C57BL/6JCya-Xylt2em1/Cya

品系背景

C57BL/6JCya

品系编号

KOCMP-217119-Xylt2-B6J-VB

品系状态

使用本品系发表的文献需注明: Xylt2-KO 基因敲除小鼠 mice (Strain S-KO-17679) were purchased from Cyagen.
交付类型
周龄
性别
基因型
数量

基本信息

基因研究概述

质控标准

基因
基因全称
xylosyltransferase II
基因别称
E030002B02Rik,XT-II,XT2,xylT-II
染色体号
Chr 11 (Mouse)
转录本 ID
NCBI: NM_145828.3 | Ensembl: ENSMUST00000116349
修饰方式
全身性基因敲除
靶向范围
Exon 2~4
敲除长度
~2.6 kb
品系说明
该品系是基于策略设计时的数据库信息制作而成,建议您在购买前查询最新的数据库和相关文献,以获取最准确的表型信息。
表型提示
MGI:2444797Mice homozygous for a knock-out allele lack most liver proteoglycans and develop many aspects of polycystic liver and kidney disease, including biliary tract hyperplasia, liver fibrosis, biliary cysts, renal tubule dilation, basement membrane abnormalities and hydronephrosis.
XYLT2基因,编码木糖基转移酶2,是一种重要的糖基转移酶,参与细胞外基质蛋白聚糖(PGs)的合成。XYLT2基因突变导致的蛋白聚糖合成异常,可以引起多种疾病,包括脊柱眼综合征(SOS)等。

脊柱眼综合征(SOS)是一种罕见的常染色体隐性遗传疾病,表现为全身性骨质疏松、听力下降、白内障等。目前的研究表明,SOS的发生与XYLT2基因突变密切相关。例如,在伊拉克和土耳其两个家庭中,研究人员发现SOS患者存在XYLT2基因的双等位基因突变,包括c.1159C>T、p.Arg387Trp和c.2548G>C、p.Asp850His等[1]。此外,在其他研究中,也发现了XYLT2基因突变导致的SOS病例,并对其临床表型进行了描述[3][5][6][7][8]。

除了SOS,XYLT2基因突变还与其他疾病有关。例如,在葡萄糖代谢异常的疾病中,XYLT2基因突变可以导致心脏并发症,如心肌病和心脏结构缺陷[2]。此外,XYLT2基因突变还与脂肪组织减少和脂肪萎缩有关,表现为低体重、脂肪细胞数量减少和葡萄糖耐受不良等[4]。

综上所述,XYLT2基因在蛋白聚糖的合成和多种生物学过程中发挥重要作用。XYLT2基因突变可以导致多种疾病,包括脊柱眼综合征、葡萄糖代谢异常、脂肪组织减少和脂肪萎缩等。这些研究结果为深入了解XYLT2基因的功能和疾病发生机制提供了重要的参考。

参考文献:
1. Umair, M, Eckstein, G, Rudolph, G, Schmidt, H, Ahmad, W. 2018. Homozygous XYLT2 variants as a cause of spondyloocular syndrome. In Clinical genetics, 93, 913-918. doi:10.1111/cge.13179. https://pubmed.ncbi.nlm.nih.gov/29136277/
2. Conte, Federica, Sam, Juda-El, Lefeber, Dirk J, Passier, Robert. 2023. Metabolic Cardiomyopathies and Cardiac Defects in Inherited Disorders of Carbohydrate Metabolism: A Systematic Review. In International journal of molecular sciences, 24, . doi:10.3390/ijms24108632. https://pubmed.ncbi.nlm.nih.gov/37239976/
3. Taylan, Fulya, Costantini, Alice, Coles, Nicole, Tüysüz, Beyhan, Mäkitie, Outi. 2016. Spondyloocular Syndrome: Novel Mutations in XYLT2 Gene and Expansion of the Phenotypic Spectrum. In Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research, 31, 1577-85. doi:10.1002/jbmr.2834. https://pubmed.ncbi.nlm.nih.gov/26987875/
4. Sivasami, Pulavendran, Poudel, Nabin, Munteanu, Maria Cristina, Griffin, Tim, Hinsdale, Myron E. 2019. Adipose tissue loss and lipodystrophy in xylosyltransferase II deficient mice. In International journal of obesity (2005), 43, 1783-1794. doi:10.1038/s41366-019-0324-1. https://pubmed.ncbi.nlm.nih.gov/30778123/
5. Buyukyilmaz, Gonul, Adiguzel, Keziban Toksoy, Kılıc, Esra. 2023. Bisphosphonate treatment at spondylo-ocular syndrome due to a novel compound heterozygote variant in XYLT2 and review of the literature. In American journal of medical genetics. Part A, 191, 1581-1585. doi:10.1002/ajmg.a.63163. https://pubmed.ncbi.nlm.nih.gov/36815763/
6. Chouery, Eliane, Karam, Rim, Mrad, Yves Najm, Mahfoud, Daniel, Megarbane, Andre. 2023. Spondyloocular Syndrome: A Report of an Additional Family and Phenotypic Spectrum Delineation. In Genes, 14, . doi:10.3390/genes14020497. https://pubmed.ncbi.nlm.nih.gov/36833424/
7. Doddato, Gabriella, Fabbiani, Alessandra, Fallerini, Chiara, Renieri, Alessandra, Ariani, Francesca. 2021. Spondyloocular Syndrome: A Novel XYLT2 Variant with Description of the Neonatal Phenotype. In Frontiers in genetics, 12, 761264. doi:10.3389/fgene.2021.761264. https://pubmed.ncbi.nlm.nih.gov/34925453/
8. Taylan, Fulya, Yavaş Abalı, Zehra, Jäntti, Nina, Tüysüz, Beyhan, Mäkitie, Outi. 2017. Two novel mutations in XYLT2 cause spondyloocular syndrome. In American journal of medical genetics. Part A, 173, 3195-3200. doi:10.1002/ajmg.a.38470. https://pubmed.ncbi.nlm.nih.gov/28884924/