C57BL/6JCya-Myl3em1flox/Cya
Common Name
Myl3-flox
Product ID
S-CKO-19051
Backgroud
C57BL/6JCya
Strain ID
CKOCMP-17897-Myl3-B6J-VA
Status
When using this mouse strain in a publication, please cite “Myl3-flox Mouse (Catalog S-CKO-19051) were purchased from Cyagen.”
Product Type
Age
Genotype
Sex
Quantity
The standard delivery applies for a guaranteed minimum of three heterozygous carriers. Breeding services for homozygous carriers and/or specified sex are available.
Basic Information
Strain Name
Myl3-flox
Strain ID
CKOCMP-17897-Myl3-B6J-VA
Gene Name
Product ID
S-CKO-19051
Gene Alias
Mylc, VLC1, MLC1s, MLC1v, MLC1SB
Background
C57BL/6JCya
Gene Full Name
myosin, light polypeptide 3
Modification
Conditional knockout
NCBI ID
Phenotype
Chromosome
Chr 9 (Mouse)
Application
--
Datasheet
Strain Description
Ensembl Transcript ID
ENSMUST00000079784
NCBI Transcript ID
NM_010859
Target Region
Exon 2~4
Size of Effective Region
~2.3 kb
Overview of Gene Research
MYL3, also known as myosin light chain 3, is a gene encoding a protein that is part of the sarcomere, playing a crucial role in muscle contraction. The sarcomere is a fundamental unit in muscle tissue, and MYL3's function is essential for normal muscle function. Genetic models, such as KO or CKO mouse models, are valuable tools for studying MYL3's function.
In chondrocytes, MYL3 protein levels decline in senescent cells from model mice and osteoarthritis (OA) patients. Conditional deletion of Myl3 in chondrocytes promotes OA progression in male mice, while intra-articular injection of adeno-associated virus overexpressing MYL3 delays it. MYL3 deficiency enhances clathrin-mediated endocytosis by promoting the interaction between myosin VI and clathrin, leading to Notch activation in chondrocytes [1].
In the context of hypertrophic cardiomyopathy (HCM), MYL3 is among the core sarcomeric genes. Mutations in MYL3 are associated with HCM, and genetic testing for HCM often includes analysis of MYL3. In a study of Norwegian HCM probands, MYL3 was one of the genes analyzed, with mutations found in a subset of patients [2]. Pediatric HCM patients have more MYL3 variants compared to adults, and in a meta-analysis, the penetrance of MYL3 in non-proband relatives carrying pathogenic/likely pathogenic variants was around 32% [3,4]. Homozygous loss-of-function variants in MYL3 can cause autosomal recessive cardiomyopathy and sudden cardiac death, as shown by exome sequencing in consanguineous families and functional assessment in zebrafish [5].
In conclusion, MYL3 is essential for normal muscle function, being a key component of the sarcomere. Model-based research, including KO/CKO mouse models and other functional studies, has revealed its role in processes such as chondrocyte senescence and OA development, as well as its association with cardiomyopathies like HCM. Understanding MYL3's function provides insights into the mechanisms of these diseases, potentially guiding future therapeutic strategies.
References：
1. Cao, He, Yang, Panpan, Liu, Jia, Bai, Xiaochun, Li, Kai. 2023. MYL3 protects chondrocytes from senescence by inhibiting clathrin-mediated endocytosis and activating of Notch signaling. In Nature communications, 14, 6190. doi:10.1038/s41467-023-41858-7. https://pubmed.ncbi.nlm.nih.gov/37794006/
2. Berge, K E, Leren, T P. 2013. Genetics of hypertrophic cardiomyopathy in Norway. In Clinical genetics, 86, 355-60. doi:10.1111/cge.12286. https://pubmed.ncbi.nlm.nih.gov/24111713/
3. Akinrinade, Oyediran, Lesurf, Robert, Lougheed, Jane, Oechslin, Erwin, Mital, Seema. 2023. Age and Sex Differences in the Genetics of Cardiomyopathy. In Journal of cardiovascular translational research, 16, 1287-1302. doi:10.1007/s12265-023-10411-8. https://pubmed.ncbi.nlm.nih.gov/37477868/
4. Topriceanu, Constantin-Cristian, Pereira, Alexandre C, Moon, James C, Captur, Gabriella, Ho, Carolyn Y. 2023. Meta-Analysis of Penetrance and Systematic Review on Transition to Disease in Genetic Hypertrophic Cardiomyopathy. In Circulation, 149, 107-123. doi:10.1161/CIRCULATIONAHA.123.065987. https://pubmed.ncbi.nlm.nih.gov/37929589/
5. Osborn, Daniel Peter Sayer, Emrahi, Leila, Clayton, Joshua, Jamshidi, Yalda, Tajsharghi, Homa. 2020. Autosomal recessive cardiomyopathy and sudden cardiac death associated with variants in MYL3. In Genetics in medicine : official journal of the American College of Medical Genetics, 23, 787-792. doi:10.1038/s41436-020-01028-2. https://pubmed.ncbi.nlm.nih.gov/33288880/
Quality Control Standard
Sperm Test
Pre-cryopreservation: Measurement of sperm concentration, determination of sperm viability.
Post-cryopreservation: A vial of cryopreserved sperms is selected for in-vitro fertilization from each batch.
Environmental Standards:SPF
Available Region:Global
Source:Cyagen
Contact Us
Connect with our experts for your custom animal model needs. Please fill out the form below to start a conversation or request a quote.
Cyagen values your privacy. We’d like to keep you informed about our latest offerings and insights. Your preferences:
You may unsubscribe from these communications at any time. See our Privacy Policy for details on opting out and data protection.
By clicking the button below, you consent to allow Cyagen to store and process the personal information submitted in this form to provide you the content requested.
