guanosine triphosphate cyclohydrolase deficient form

例句：

1. 1. The patient's condition was due to a deficiency in the enzyme responsible for metabolizing guanosine triphosphate.
   患者的病情是由于缺乏负责代谢鸟苷三磷酸的酶所致。
2. 2. This defect has been linked to an increased risk of certain cancers, including breast and lung cancer.
   这种缺陷与某些癌症的风险增加有关，包括乳腺癌和肺癌。
3. 3. Researchers are studying the role of this enzyme in cellular processes, hoping to develop new treatments for diseases associatedwith it.
   研究人员正在研究这种酶在细胞过程中的作用，希望开发针对与之相关的疾病的新治疗方法。