20210801201808032018042520210801IID50314Pre-mRNA-splicing factor 18Saccharomyces cerevisiae (strain ATCC 204508 / S288c)251P33411D6VUE3Q02459Q05724Component of the U4/U5/U6 snRNP, binding principally to the u5 snRNP. It is not absolutely required for the second step of pre-mRNA splicing at low temperatures but is required at higher temperatures. It may stabilize a particular conformation of the U5 snRNP or orient the U5 snRNP within the U4/U5/U6 snRNP or within the spliceosome.0000MDLDLASILKGEISKKKKELANSKGVQPPCTEKFQPHESANIDETPRQVEQESTDEENLSDNQSDDIRTTISKLENRPERIQEAIAQDKTISVIIDPSQIGSTEGKPLLSMKCNLYIHEILSRWKASLEAYHPELFLDTKKALFPLLLQLRRNQLAPDLLISLATVLYHLQQPKEINLAVQSYMKLSIGNVAWPIGVTSVGIHARSAHSKIQGGRNAANIMIDERTRLWITSIKRLITFEEWYTSNHDSLA21dvkA198217disorder131dvkA218247order141dvkA248251disorder161dvkB199217disorder171dvkB218247order181dvkB248251disorder191dvkA79197order1101dvkB79198order111dvkX-RAY290K10737784J.JIANG,D.S.HOROWITZ,R.M.XUCRYSTAL STRUCTURE OF THE FUNCTIONAL DOMAIN OF THE SPLICING FACTOR PRP18.2000PROC.NATL.ACAD.SCI.USA973022x-ray1dvkA79251992198217248251x-ray1dvkB7925199219921724825111dvk_12031Homo dimer1dvkBP33411IID503141dvkAP33411IID503141dvkB-1dvkA80-2471-79,248-2512909PF02840133->2448.4e-41Prp18 domainhmmpfm52181dvkA_81->2462.1e-59hmmscp7844PF02840179->2433e-19Prp18 domainrpspfm100461dvkA80->2473e-46rpsscp