| Internal ID | 20129249 | 
| Landmark |  | 
| Location Information |  | 
| Cytoband | 21q22.3 | 
| Allele length | | Assembly | Allele length |  | hg38 | 1499 |  | hg19 | 1499 |  | hg18 | 1499 |  
  | 
| Variant Type | CNV duplication | 
| Copy Number |  | 
| Allele State |  | 
| Allele Origin |  | 
| Probe Count |  | 
| Validation Flag |  | 
| Merged Status | M | 
| Merged Variants |  | 
| Supporting Variants | esv3424192, esv3331071, esv3330808 | 
| Samples | NA19238, NA19239, NA19240 | 
| Known Genes | PDE9A | 
| Method | Sequencing | 
| Analysis |  | 
| Platform | Illumina | 
| Comments |  | 
| Reference | 1000_Genomes_Consortium_Pilot_Project | 
| Pubmed ID | 20981092 | 
| Accession Number(s) | dgv2500e59
  | 
| Frequency | | Sample Size | 185 |  | Observed Gain | 3 |  | Observed Loss | 0 |  | Observed Complex | 0 |  | Frequency | n/a |  
  |