DNAs which encode human LTC.sub.4 synthase and expression vectors comprising such DNAs are provided. DNAs encoding human LTC.sub.4 synthase may be used in assay methods of the invention for detecting LTC.sub.4 synthase inhibitors. Nucleic acid probes capable of identifying cDNAs and/or genomic DNAs encoding LTC4 synthase, as well as LTC.sub.4 antisense oligonucleotides and analogs which may be administered to viable cells to inhibit production of LTC.sub.4 synthase are also provided.
本文提供了编码人类LTC.sub.4合酶的DNA和包含这些DNA的表达载体。编码人类LTC.sub.4合酶的DNA可用于本发明的测定方法中,以检测LTC.sub.4合酶
抑制剂。还提供了能够识别编码LTC4合酶的cDNA和/或
基因组DNA的核酸探针,以及可用于抑制LTC.sub.4合酶产生的LTC.sub.4反义寡核苷酸和类似物,可被管理到可行细胞中。