RP1 and schizophrenia: As expected, the placental TWAS association with schizophrenia and IQ was discordant (r = −0.0929, Fig. 4j, Supplementary Data 53, 54) and three genes (SNU13, WBP2NL, RP1-257I20.14) were significantly associated with schizophrenia and IQ with opposite sign.