Mlycd-KO 基因敲除小鼠

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产品名称

Mlycd-KO 基因敲除小鼠

产品编号

S-KO-10902

品系全称

C57BL/6JCya-Mlycdem1/Cya

品系背景

C57BL/6JCya

品系编号

KOCMP-56690-Mlycd-B6J-VA

品系状态

使用本品系发表的文献需注明: Mlycd-KO 基因敲除小鼠 mice (Strain S-KO-10902) were purchased from Cyagen.
交付类型
周龄
性别
基因型
数量
KO小鼠库模型
AMPK信号通路

基本信息

基因研究概述

质控标准

基因
基因全称
malonyl-CoA decarboxylase
基因别称
Mcd
染色体号
Chr 8 (Mouse)
转录本 ID
NCBI: NM_019966 | Ensembl: ENSMUST00000098367
修饰方式
全身性基因敲除
靶向范围
Exon 2
敲除长度
~1.0 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:1928485Mice homozygous for a null allele exhibit altered cardiac metabolism following ischemia and improved recovery.
基因Mlycd,即Malonyl-CoA decarboxylase(丙二酰辅酶A脱羧酶),是一种在脂肪酸合成中发挥重要作用的酶。丙二酰辅酶A(Malonyl-CoA)是一种代谢中间产物,存在于脂质合成组织中,如肝脏和脂肪组织,它在脂肪酸的从头合成和延长过程中发挥作用。Mlycd基因编码的55-kDa酶催化丙二酰辅酶A转化为乙酰辅酶A和二氧化碳,为细胞提供了处理丙二酰辅酶A的途径。在细胞质中,丙二酰辅酶A的池由Mlycd和乙酰辅酶A羧化酶活性之间的平衡调节[1,2,3,4,5,6,7,8]。

Mlycd基因的缺陷会导致丙二酰辅酶A脱羧酶缺乏症(Malonyl-CoA decarboxylase deficiency),也称为丙二酸尿症(MAD),这是一种罕见的常染色体隐性遗传代谢缺陷。MAD的发病机制主要涉及丙二酰辅酶A脱羧酶活性降低,导致丙二酰辅酶A和丙二酸在体内的积累。MAD的临床表现包括多系统、多器官受累,如发育迟缓、肌无力、心肌病等。此外,MAD患者还可能出现代谢性酸中毒、低血糖、生长迟缓、癫痫发作等。MAD的诊断主要依靠基因检测和代谢分析,包括尿液有机酸分析、酰基肉碱谱分析等。目前,已有多种Mlycd基因突变与MAD相关,包括点突变、终止密码子突变和移码突变等。此外,还有研究发现,Mlycd基因的表达与某些癌症的发生和发展相关,如骨肉瘤。Mlycd基因的突变可能影响肿瘤细胞的代谢,从而影响其生长和转移。Mlycd基因的研究有助于深入理解MAD的发病机制,为MAD的诊断、治疗和预防提供新的思路和策略。

参考文献:
1. Kasapkara, Cigdem S, Civelek Ürey, Burcu, Ceylan, Ahmet C, Ünal Uzun, Özlem, Çetin, Ibrahim I. 2021. Malonyl coenzyme A decarboxylase deficiency with a novel mutation. In Cardiology in the young, 31, 1535-1537. doi:10.1017/S104795112100113X. https://pubmed.ncbi.nlm.nih.gov/33745485/
2. Zhang, J M, Hao, L L, Qiu, W J, Yang, S H, Han, L S. 2024. Clinical, biochemical and genetic characteristics and long-term follow-up of five patients with malonyl-CoA decarboxylase deficiency. In Brain & development, 46, 286-293. doi:10.1016/j.braindev.2024.07.001. https://pubmed.ncbi.nlm.nih.gov/39069445/
3. Xu, Fang, Wu, Yangyang, Huang, Jiyi, Duan, Junkai, Li, Hong. 2023. Case report: A novel 5'-UTR-exon1-intron1 deletion in MLYCD in an IVF child with malonyl coenzyme A decarboxylase deficiency and literature review. In Frontiers in medicine, 10, 1160879. doi:10.3389/fmed.2023.1160879. https://pubmed.ncbi.nlm.nih.gov/37206471/
4. Zhao, Cong, Peng, Hua, Jiang, Nanchuan, Wu, Zubo, Wang, Lin. 2023. A case of malonyl coenzyme A decarboxylase deficiency with novel mutations and literature review. In Frontiers in pediatrics, 11, 1133134. doi:10.3389/fped.2023.1133134. https://pubmed.ncbi.nlm.nih.gov/37144154/
5. Zhao, Xiaokun, Zhang, Jian, Liu, Jiahao, Wu, Tianlong, Cheng, Xigao. 2023. Identification of mitochondrial-related signature and molecular subtype for the prognosis of osteosarcoma. In Aging, 15, 12794-12816. doi:10.18632/aging.205143. https://pubmed.ncbi.nlm.nih.gov/37976137/
6. Xue, Jinjie, Peng, Jing, Zhou, Mingxing, Liang, Desheng, Wu, Lingqian. 2011. Novel compound heterozygous mutation of MLYCD in a Chinese patient with malonic aciduria. In Molecular genetics and metabolism, 105, 79-83. doi:10.1016/j.ymgme.2011.09.007. https://pubmed.ncbi.nlm.nih.gov/22104738/
7. Polinati, Padmini P, Valanne, Leena, Tyni, Tiina. 2014. Malonyl-CoA decarboxylase deficiency: long-term follow-up of a patient new clinical features and novel mutations. In Brain & development, 37, 107-13. doi:10.1016/j.braindev.2014.02.001. https://pubmed.ncbi.nlm.nih.gov/24613099/
8. Yizhak, Keren, Gaude, Edoardo, Le Dévédec, Sylvia, Frezza, Christian, Ruppin, Eytan. 2014. Phenotype-based cell-specific metabolic modeling reveals metabolic liabilities of cancer. In eLife, 3, . doi:10.7554/eLife.03641. https://pubmed.ncbi.nlm.nih.gov/25415239/