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MEF2B | Myocyte-specific enhancer factor 2B; Transcriptional activator which binds specifically to the MEF2 element, 5'-YTA[AT](4)TAR-3', found in numerous muscle-specific genes. Activates transcription via this element. May be involved in muscle-specific and/or growth factor-related transcription. (368 aa) | ||||
ARHGEF3 | Rho guanine nucleotide exchange factor 3; Acts as guanine nucleotide exchange factor (GEF) for RhoA and RhoB GTPases. (558 aa) |