NewslettersMuscle Cell News TBC1D1 Functions As a Negative Regulator of Satellite Cells for Muscle Regeneration By Noshin Noorjahan - November 24, 2025 0 54 Scientists showed that TBC1D1, a Rab GTPase activating protein related to AS160, forms a super-complex with AS160 and STAT3 to retain the AS160–STAT3 complex in the cytosol. [Nature Communications] Full Article