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. Author manuscript; available in PMC: 2013 Sep 11.
Published in final edited form as: Annu Rev Genomics Hum Genet. 2004;5:407–441. doi: 10.1146/annurev.genom.5.061903.175925

Figure 2.

Figure 2

A diagram of the mammalian core circadian clock as described in the text. Abbreviations: PER (P), CRY (Cr), BMAL1 (B), CLOCK (C), CKIε (CKI), REV-ERBα (Rα), light-responsive elements in the Per promoters (LRE). Phosphorylation is represented by gray diamonds.