C57BL/6JCya-Cmya5em1flox/Cya
Common Name:
Cmya5-flox
Product ID:
S-CKO-18693
Background:
C57BL/6JCya
Product Type
Age
Genotype
Sex
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Basic Information
Strain Name
Cmya5-flox
Strain ID
CKOCMP-76469-Cmya5-B6J-VA
Gene Name
Product ID
S-CKO-18693
Gene Alias
2310076E16Rik; 2310076E21Rik; Srfsd; Tims; sr553
Background
C57BL/6JCya
NCBI ID
Modification
Conditional knockout
Chromosome
13
Phenotype
Document
Application
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Note: When using this mouse strain in a publication, please cite “C57BL/6JCya-Cmya5em1flox/Cya mice (Catalog S-CKO-18693) were purchased from Cyagen.”
Strain Description
Ensembl Number
ENSMUST00000062122
NCBI RefSeq
NM_023821
Target Region
Exon 3~5
Size of Effective Region
~4.5 kb
Detailed Document
Overview of Gene Research
Cmya5, also known as cardiomyopathy-associated 5, is a muscle-specific member of the TRIM superfamily [3]. It is essential for cardiac excitation-contraction coupling as it plays a key role in establishing the architecture and positioning of cardiac dyads, the microdomains formed by the apposition of transverse tubules and junctional sarcoplasmic reticulum adjacent to Z-lines [1]. This function is crucial for normal cardiac function and is likely involved in pathways related to muscle contraction and calcium ion regulation.
In CMYA5-ablated mouse models, dyad architecture and positioning at Z-lines are disrupted, along with junctional sarcoplasmic reticulum Ca2+ release, leading to cardiac dysfunction and inability to tolerate pressure overload [1]. This indicates that CMYA5 anchors junctional sarcoplasmic reticulum to Z-lines, regulating dyad Ca2+ release, and its absence has severe consequences for cardiac function. Additionally, in Fhl2-targeted knockout mouse hearts or a humanized mouse model of hypertrophic cardiomyopathy with reduced FHL2 expression, CMYA5 redistributes into the perinuclear and intercalated disc region, suggesting an interaction between FHL2 and CMYA5 that impacts CMYA5's subcellular compartmentation [2].
In conclusion, CMYA5 is vital for maintaining proper cardiac dyad architecture and function, which is essential for normal heart function. The findings from CMYA5-related gene knockout mouse models have provided insights into its role in cardiac diseases, highlighting its significance in understanding cardiomyopathy pathogenesis [1,2].
References:
1. Lu, Fujian, Ma, Qing, Xie, Wenjun, Cheng, Heping, Pu, William T. 2022. CMYA5 establishes cardiac dyad architecture and positioning. In Nature communications, 13, 2185. doi:10.1038/s41467-022-29902-4. https://pubmed.ncbi.nlm.nih.gov/35449169/
2. Stathopoulou, Konstantina, Schnittger, Josef, Raabe, Janice, Ehler, Elisabeth, Cuello, Friederike. 2022. CMYA5 is a novel interaction partner of FHL2 in cardiac myocytes. In The FEBS journal, 289, 4622-4645. doi:10.1111/febs.16402. https://pubmed.ncbi.nlm.nih.gov/35176204/
3. Sarparanta, Jaakko. 2009. Biology of myospryn: what's known? In Journal of muscle research and cell motility, 29, 177-80. doi:10.1007/s10974-008-9165-6. https://pubmed.ncbi.nlm.nih.gov/19140017/
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