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- Table of Contents
Designing a Western blot for DNAJA1? The guide has the expected band size, antibodies backed by real blot images, the controls to run alongside, and protocols taken from published papers.
Open the DNAJA1 Western Blot GuideFacts about DnaJ homolog subfamily A member 1.
Co-chaperone for HSPA8/Hsc70 (PubMed:10816573).
Stimulates ATP hydrolysis, but not the folding of unfolded proteins mediated by HSPA1A (in vitro) (PubMed:24318877).Plays a role in protein transport into mitochondria via its role as co- chaperone. Functions as co-chaperone for HSPA1B and negatively regulates the translocation of BAX from the cytosol into mitochondria in response to cellular stress, thereby protecting cells from apoptosis (PubMed:14752510).
| Human | |
|---|---|
| Gene Name: | DNAJA1 |
| Uniprot: | P31689 |
| Entrez: | 3301 |

| Belongs to: |
|---|
| No superfamily |

dj-2; DjA1; DnaJ (Hsp40) homolog, subfamily A, member 1; dnaJ homolog subfamily A member 1; DnaJ protein homolog 2; DNAJ2; HDJ2; hDJ-2; Heat shock 40 kDa protein 4; Heat shock protein J2; heat shock protein, DNAJ-like 2; HSDJ; HSJ2; HSJ-2; HSPF4hdj-2; Human DnaJ protein 2; NEDD7; neural precursor cell expressed, developmentally down-regulated 7
Mass (kDA):
44.868 kDA

| Human | |
|---|---|
| Location: | 9p21.1 |
| Sequence: | 9; NC_000009.12 (33025203..33039907) |
Ubiquitous. Isoform 2 is highly expressed in testis and lung, but detected at low levels in thymus, prostate, colon and liver.
Membrane; Lipid-anchor. Cytoplasm. Microsome. Nucleus. Cytoplasm, perinuclear region. Mitochondrion. Primarily associated with microsomes. A minor proportion is associated with mitochondria (By similarity). Primarily cytoplasmic. A minor proportion is associated with nuclei.






PMID: 8334161 by Oh S., et al. Human cDNA encoding DnaJ protein homologue.
PMID: 8334160 by Chellaiah A., et al. Cloning of a unique human homologue of the Escherichia coli DNAJ heat shock protein.