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AB258400

Human DNAJB1 (Hsp40) knockout HEK-293T cell lysate

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DNAJB1 KO cell lysate available now. KO validated by. Free of charge wild type control included. Knockout achieved by using CRISPR/Cas9, Homozygous: 29 bp deletion in exon 1.

View Alternative Names

DNAJ 1, DNAJ B1, DNAJB1 protein, DNJB1_HUMAN, DnaJ (Hsp40) homolog subfmaily B member 1, DnaJ heat shock protein family (Hsp40) member B1, DnaJ homolog subfamily B member 1, DnaJ protein homolog 1, HDJ-1, HSPF 1, Heat shock 40 kDa protein 1, Heat shock 40kD protein 1, Heat shock protein 40, Hsp 40, Human DnaJ protein 1, RSPH16B, Radial spoke 16 homolog B, Sis1

2 Images
Western blot - Human DNAJB1 (Hsp40) knockout HEK-293T cell lysate (AB258400)
  • WB

Unknown

Western blot - Human DNAJB1 (Hsp40) knockout HEK-293T cell lysate (AB258400)

Lane 1 : Wild-type HEK293T cell lysate (20 ug)
Lane 2 : DNAJB1 knockout HEK293T cell lysate (20 ug)
Lane 3 : A549 cell lysate (20 ug)
Lane 4 : Daudi cell lysate (20 ug)

ab223607 was shown to specifically react with Hsp40 in wild-type HEK293T cells. Loss of signal was observed when knockout cell line ab266344 (knockout cell lysate ab258400) was used. Wild-type and Hsp40 knockout samples were subjected to SDS-PAGE. ab223607 and Anti-beta Tubulin [EP1331Y] - Microtubule Marker (ab52901) were incubated overnight at 4°C at 1 in 500 dilution and 1 in 20000 dilution respectively. Blots were developed with Goat anti-Rabbit IgG H&L (IRDye® 680RD) preadsorbed (ab216777) and Goat anti-Mouse IgG H&L (IRDye® 800CW) preadsorbed (ab216772) secondary antibodies at 1 in 20000 dilution for 1 hour at room temperature before imaging.

false

Sanger Sequencing - Human DNAJB1 (Hsp40) knockout HEK-293T cell lysate (AB258400)
  • Sanger seq

Unknown

Sanger Sequencing - Human DNAJB1 (Hsp40) knockout HEK-293T cell lysate (AB258400)

Homozygous : 29 bp deletion in exon 1

Key facts

Cell type

HEK-293T

Species or organism

Human

Tissue

Kidney

Knockout validation

Sanger Sequencing

Mutation description

Knockout achieved by using CRISPR/Cas9, Homozygous: 29 bp deletion in exon 1.

Reactivity data

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Product details

Knockout cell lysate achieved by CRISPR/Cas9.

REACH authorisation
Abcam has not and does not intend to apply for the REACH Authorisation of customers' uses of products that contain European Authorisation list (Annex XIV) substances.
It is the responsibility of our customers to check the necessity of application of REACH Authorisation, and any other relevant authorisations, for their intended uses.

Lysate preparation: Our lysates are made using RIPA buffer to which we add a protease inhibitor cocktail and phosphatase inhibitor cocktail (ratio: 300:100:10). This means that the protein of interest is denatured. If you require a native form of the protein please use the live cell version. Please refer to our lysis protocol for further details on how our lysates are prepared.

User storage instructions: Lyophilizate may be stored at 4°C. After reconstitution, store at -20°C for short-term storage or -80°C for long-term storage.

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.

What's included?

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Properties and storage information

Gene name
DNAJB1
Gene editing type
Knockout
Gene editing method
CRISPR technology
Knockout validation
Sanger Sequencing
Zygosity
Homozygous
Shipped at conditions
Ambient - Can Ship with Ice
Appropriate short-term storage conditions
-20°C
Appropriate long-term storage conditions
-20°C

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

Hsp40 also known as DnaJB1 is a member of the heat shock protein family that acts mechanically as a molecular chaperone. This protein with a mass of approximately 41 kDa assists in protein folding and stabilization preventing aggregation under stress conditions. Hsp40 proteins are widely expressed in various tissues and are important in maintaining cellular homeostasis. In addition to DnaJB1 other aliases include 3b9 and 2a7 which emphasize its variety within the Hsp40 family.
Biological function summary

Hsp40 proteins participate in cell signaling and stress response by modulating the activity of Hsp70 forming a functional complex with it to guide protein folding processes. This process is essential for protein quality control and cellular protection. It interacts with unfolded proteins and delivers them to Hsp70 enhancing its ATPase activity necessary for the proper functioning of these molecular chaperones. The expression of Hsp40 in stress conditions highlights its importance in the protein quality control system.

Pathways

Hsp40 is involved in important cellular mechanisms like the unfolded protein response and protein catabolism pathways. It works closely with Hsp70 playing a pivotal role in managing protein misfolding and aggregation vital for cellular stress response and recovery. In these pathways Hsp40's function ensures the proper folding and degradation of damaged proteins maintaining proteostasis in the cell.

Hsp40 influences the development of neurodegenerative diseases and certain cancers. Mutations or altered expression of Hsp40 can lead to disrupted protein homeostasis contributing to conditions like Alzheimer's disease and tumor progression. In Alzheimer's disease besides interacting with Hsp70 Hsp40 affects the accumulation of amyloid-beta peptides. In cancer contexts it may interact with other chaperone proteins affecting their function and therefore promoting tumor aggressiveness and resistance to stress.

Quality control

STR analysis

CSF1PO, D13S317, D7S820, D5S818, TH01, D16S539, TPOX

Cell culture

Biosafety level

EU: 2 US: 2

Adherent/suspension

Adherent

Gender

Female

Product protocols

Product promise

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