PCGEM1 and schizophrenia: Three of the 17 schizophrenia genome-wide significant SNPs tested (table 2) showed some evidence of association with definite psychotic experiences (MIR137 rs1625579 on chromosome 1, P = .012; intergenic SNP rs17662626 near PCGEM1 on chromosome 2, P = .017; and NT5C2 rs11191580 on chromosome 10, P = .036).