NAP1L5 and gout: One eSNP (rs4148155) showed significant association with both PKD2 (LBFG = 7.02, PeQTL = 2.00 × 10−5) and NAP1L5 expression (LBF = 5.62, PeQTL = 2.00 × 10−4) and strong evidence for association with gout (PGWAS = 5.49 × 10−18) (Table 2).