Diphthamide biosynthesis like protein 2; Diphthamide biosynthesis protein 2; Diphthamide biosynthesis protein 2 homolog like 2; Diphthamide biosynthesis protein 2 homolog-like 2; Diptheria toxin resistance protein required for diphthamide biosynthesis lik
DPH2 (diphthamide biosynthesis protein 2), also known as DPH2L2, is a 489 amino acid protein that shows strong expression in skeletal muscle; moderate expression in heart, small intestine, liver, pancreas, testis and colon; and lesser expression in brain, placenta, kidney, spleen, thymus, prostate, ovary and lymphocytes. DPH2 interacts with DPH1 and, functioning together as a dimer or multimer, DPH1 and DPH2 may participate in diphthamide biosynthesis. Diphthamide is a posttranslationally modified histidine residue which occurs in EF-2 (elongation factor 2) and targets diphtheria toxin ADP-ribosylation. The loss of DPH2 in Saccharomyces cerevisiae is believed to suppress zymocicity. Two transcript variants encoding different isoforms have been found for this gene.
Required for the first step in the synthesis of diphthamide, a post-translational modification of histidine which occurs in translation elongation factor 2.
Tissue specificity: Strongly expressed in skeletal muscle. Moderately expressed in heart, small intestine, liver, pancreas, testis and colon. Weakly expressed in brain, placenta, kidney, speen, thymus, prostate, ovary and lymphocytes.
Function: Required for the first step in the synthesis of diphthamide, a post-translational modification of histidine which occurs in translation elongation factor 2 (By similarity).
Subunit: Interacts with DPH1 (By similarity).
Tissue Specificity: Strongly expressed in skeletal muscle. Moderately expressed in heart, small intestine, liver, pancreas, testis and colon. Weakly expressed in brain, placenta, kidney, speen, thymus, prostate, ovary and lymphocytes.
Similarity: Belongs to the DPH1/DPH2 family. DPH2 subfamily.
SWISS: Q9BQC3
Gene ID: 362
Database links: UniProtKB/Swiss-Prot: Q9BQC3.1
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Sample: Hela Cell (Human) Lysate at 40 ug
Primary: Anti-DPH2 (SL8282R) at 1/300 dilution
Secondary: IRDye800CW Goat Anti-Rabbit IgG at 1/20000 dilution
Predicted band size: 52 kD
Observed band size: 60 kD
Sample:
Hela Cell (Human) Lysate at 30 ug
MCF-7Cell (Human) Lysate at 30 ug
Primary: Anti-DPH2 (SL8282R)at 1/300 dilution
Secondary: IRDye800CW Goat Anti-Rabbit IgG at 1/20000 dilution
Predicted band size: 52kD
Observed band size: 52kD