Structural Insights into Single-Stranded DNA Recognition and Modified Substrate Tolerance in an Engineered Terminal Deoxynucleotidyl Transferase
Yang Li, Hanyi Liao, Qiyue Wang, Weiwei Li, Chang Xu, Jianxun Qi, Huijun Zhang, Lifeng Fu, Meng Yang
This paper presents the crystal structure of an engineered TdT variant and shows how mutations alter substrate specificity to accommodate bulky DNA terminators.
bioRxiv · Dec 26, 2025 · PreprintBiochemistry