RELA
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V-rel reticuloendotheliosis viral oncogene homolog A, nuclear factor of kappa light polypeptide gene enhancer in B-cells 3, p65 (avian), also known as RELA, is a human gene.
NFKB1 (MIM 164011) or NFKB2 (MIM 164012) is bound to REL (MIM 164910), RELA, or RELB (MIM 604758) to form the NFKB complex. The p50 (NFKB1)/p65 (RELA) heterodimer is the most abundant form of NFKB. The NFKB complex is inhibited by I-kappa-B proteins (NFKBIA, MIM 164008 or NFKBIB, MIM 604495), which inactivate NFKB by trapping it in the cytoplasm. Phosphorylation of serine residues on the I-kappa-B proteins by kinases (IKBKA, MIM 600664, or IKBKB, MIM 603258) marks them for destruction via the ubiquitination pathway, thereby allowing activation of the NFKB complex. Activated NFKB complex translocates into the nucleus and binds DNA at kappa-B-binding motifs such as 5-prime GGGRNNYYCC 3-prime or 5-prime HGGARNYYCC 3-prime (where H is A, C, or T; R is an A or G purine; and Y is a C or T pyrimidine).[supplied by OMIM][1]
[edit] References
[edit] Further reading
- Baldwin AS (1996). "The NF-kappa B and I kappa B proteins: new discoveries and insights.". Annu. Rev. Immunol. 14: 649–83. doi: . PMID 8717528.
- Bottex-Gauthier C, Pollet S, Favier A, Vidal DR (2002). "[The Rel/NF-kappa-B transcription factors: complex role in cell regulation]". Pathol. Biol. 50 (3): 204–11. PMID 11980335.
- Garg A, Aggarwal BB (2002). "Nuclear transcription factor-kappaB as a target for cancer drug development.". Leukemia 16 (6): 1053–68. doi: . PMID 12040437.
- Clarke R, Liu MC, Bouker KB, et al. (2003). "Antiestrogen resistance in breast cancer and the role of estrogen receptor signaling.". Oncogene 22 (47): 7316–39. doi: . PMID 14576841.
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