Abcam, ab89594, Anti-Myosin Light Chain 2 antibody [AT3B2]

Size: 100µL
Mouse Monoclonal Myosin Light Chain 2 antibody. Suitable for WB, Flow Cyt (Intra) and reacts with Rat, Human samples. Cited in 8 publications. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human MYL2.
Key facts
Host species:Mouse,
Clonality:Monoclonal,
Clone number:AT3B2,
Isotype:IgG2b,
Light chain type:kappa,
Carrier free:No,
Reacts with:Rat, Human,
Applications:WB, Flow Cyt (Intra)See reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Recombinant Full Length Protein corresponding to Human MYL2.P10916

Product details:
This product was changed from ascites to tissue culture supernatant on 11
April 2019. Please note that the dilutions may need to be adjusted accordingly. If you have any questions, please do not hesitate to contact our scientific support team.

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-pH: 7.4Preservative: 0.2% Sodium azideConstituents: PBS, 10% Glycerol (glycerin, glycerine), Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
Myosin Light Chain 2 (MLC2) also known as ventricular myosin regulatory light chain (MLC2v) or smooth muscle myosin light chain is a critical component of the myosin protein complex. It is a low-molecular-weight protein with a mass typically around 20 kDa. Myosin Light Chain 2 plays a mechanical role in muscle contraction where it interacts with myosin heavy chain and actin filaments. This interaction modulates muscle contraction in both cardiac and smooth muscle tissues. MLC2 is ubiquitously expressed in muscles but exhibits specific expression patterns in cardiac and smooth muscles.
Biological function summary
Myosin Light Chain 2 plays a fundamental role in muscle function by regulating myofilament sensitivity to calcium ions. It functions as part of the myosin complex which is essential for actin-myosin interactions required for muscle contraction. Phosphorylation of MLC2 alters the actomyosin activity affecting muscle contraction strength and speed. This regulation contributes significantly to muscle tone contractility and overall heart function.
Pathways
Myosin Light Chain 2 is a pivotal player in the calcium signaling and smooth muscle contraction pathways. Within these pathways phosphorylation leads to myosin cross-bridge cycling with actin facilitated by proteins like calmodulin and myosin light chain kinase (MLCK). This biochemical interaction not only underpins smooth muscle function but also plays roles in other processes like cell motility and division emphasizing MLC2's versatility in cellular mechanics.
Aberrations in Myosin Light Chain 2 function or expression implicate it in cardiac hypertrophy and certain smooth muscle dysfunctions such as hypertension. Changes in MLC2 phosphorylation state can directly affect cardiac contractility worsening conditions like hypertrophic cardiomyopathy. It also relates closely with other proteins such as MLCK and calmodulin which are involved in these disease pathways highlighting a complex network of regulatory mechanisms that when disrupted can lead to severe health issues.