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Human CALML5 / CLSP Protein (His & GST Tag)

CLSP

Catalog Number P11783-H20E
Organism Species Human
Host E. coli
Synonyms CLSP
Molecular Weight The recombinant human CALML5/GST chimera consists of 388 amino acids and has a calculated molecular mass of 44.2 kDa. It migrates as an approximately 43 kDa band in SDS-PAGE under reducing conditions.
predicted N Met
SDS-PAGE
Purity > 92 % as determined by SDS-PAGE
Protein Construction A DNA sequence encoding the human CALML5 (AAH39172.1) (Met 1-Glu 146) was fused with the N-terminal polyhistidine-tagged GST tag at the N-terminus.
Bio-activity
Research Area Cancer |Signal transduction |Signaling Pathway |Calcium Signaling |Calmodulin Pathway
Formulation Lyophilized from sterile 20mM Tris, 150mM NaCl, 1mM DTT, 0.5mM GSH, 10% glycerol, pH 7.8
1. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Specific concentrations are included in the hardcopy of COA.
Background Calmodulin-like protein 5, also known as Calmodulin-like skin protein, CALML5 and CLSP, is a protein which contains four EF-hand domains. CALML5 / CLSP is particularly abundant in the epidermis where its expression is directly related to keratinocyte differentiation.The expression is very low in lung. CALML5 / CLSP binds calcium. It may be involved in terminal differentiation of keratinocytes. Coxsackievirus and adenovirus receptor (CAR) is a member of the immunoglobulin (Ig) superfamily and a component of epithelial tight junction. CAR functions as a primary receptor for coxsackievirus B and adenovirus (Ad) infection. CALML5 / CLSP is closely related to CAR. The structure and dynamics of human calmodulin-like skin protein CALML5 / CLSP have been characterized by NMR spectroscopy. The mobility of CALML5 / CLSP has been found to be different for the N-terminal and C-terminal domains. The N-terminal domain is characterized by four stable helices, which experience large fluctuations. This is shown to be due to mutations in the hydrophobic core. The overall N-terminal domain behavior is similar both in the full-length protein and in the isolated domain.
Reference
  • Mehul B., et al., 2000, J. Biol. Chem. 275:12841-12847.
  • Babini E., et al., 2006, Structure 14:1029-1038.
  • Kawabata,K. et al., 2007, Gene Ther. 14 (16):1199-207.