SPCS3 KO cell line available to order. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 344 bp deletion in exon 1.
DKFZp564J1864, FLJ22649, Microsomal signal peptidase 22/23 kDa subunit, Microsomal signal peptidase 23 kDa subunit, PRO3567, SPC22, SPC22/23, SPC3, SPase 22 kDa subunit, SPase 22/23 kDa subunit, Signal peptidase complex subunit 3, Signal peptidase complex subunit 3 homolog, Signal peptidase complex subunit 3 homolog (S. cerevisiae), UNQ1841, YLR066W
SPCS3 KO cell line available to order. Free of charge wild type control provided. Knockout achieved by using CRISPR/Cas9, Homozygous: 344 bp deletion in exon 1.
Upon arrival, the vial should be stored in liquid nitrogen vapor phase and not at -80°C. Storage at -80°C may result in loss of viability.
1. Thaw the vial in 37°C water bath for approximately 1-2 minutes.
2. Transfer the cell suspension (0.8 mL) to a 15 mL/50 mL conical sterile polypropylene centrifuge tube containing 8.4 mL pre-warmed culture medium, wash vial with an additional 0.8 mL culture medium (total volume 10 mL) to collect remaining cells, and centrifuge at 201 x g (rcf) for 5 minutes at room temperature. 10 mL represents minimum recommended dilution. 20 mL represents maximum recommended dilution.
3. Resuspend the cell pellet in 5 mL pre-warmed culture medium and count using a haemocytometer or alternative cell counting method seed all remaining cells into a T25.
4. Incubate the culture at 37°C incubator with 5% CO2. Check the culture one day after revival and continue to check until 80% confluent. Media change can be given if needed.
5. Once confluent passage into an appropriate flask at a density of 2x104 cells/cm2. Seeding density is given as a guide only and should be scaled to align with individual lab schedules. Cultures should be monitored daily.
We will provide viable cells that proliferate on revival.
This product is subject to limited use licenses from The Broad Institute and ERS Genomics Limited, and is developed with patented technology. For full details of the limited use licenses and relevant patents please refer to our limited use license and patent pages.
SPCS3 also known as Signal Peptidase Complex Subunit 3 functions mechanically as a component of the signal peptidase complex which is responsible for cleaving the signal peptides from nascent proteins. It plays an important role in the protein maturation process within the endoplasmic reticulum. The protein is approximately 15 kDa in mass and is highly expressed in tissues such as the liver and pancreas. Its expression is critical in cells where active protein synthesis occurs.
The signal peptidase complex including SPCS3 is involved in the processing and maturation of secretory and membrane proteins. SPCS3 forms part of a larger multisubunit complex that ensures proteins assume their proper functional forms. By cleaving signal peptides SPCS3 facilitates the proper localization and function of proteins within the cell. In doing so it contributes to cellular processes that depend on effective signal peptide processing such as growth and development.
SPCS3 plays a significant role in the protein processing pathway in the endoplasmic reticulum. It interacts with other proteins involved in this pathway such as SPCS1 and SEC61 ensuring the correct translocation and maturation of newly synthesized polypeptides. The efficient functioning of SPCS3 in these pathways is important for maintaining cellular homeostasis and supporting protein synthesis and secretion.
Research links SPCS3 to conditions involving protein misfolding and secretion dysfunction such as cystic fibrosis and some forms of diabetes. In cystic fibrosis the malfunction of SPCS3 can lead to improper processing of the CFTR protein exacerbating disease symptoms. The protein's role in these diseases connects it to other factors involved in the pathology such as the CFTR protein. Understanding how SPCS3 influences these disorders can help develop targeted therapeutic strategies.
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Homozygous: 344 bp deletion in exon 1.
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