Detailed Instructions: In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
Q: Sox8 maps to the t complex on mouse chromosome 17 and to human chromosome 16p13 . 3 , a region associated with the microphthalmia - cataract syndrome CATM and the alpha - thalassemia / mental retardation syndrome ATR - 16 .
A:
t complex