{{Rsnum
|rsid=1143674
|Gene=ITGA4
|Chromosome=2
|position=181509807
|Orientation=plus
|ReferenceAllele=A
|GMAF=0.4118
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|geno1=(A;A)
|geno2=(A;G)
|geno3=(G;G)
|Gene_s=ITGA4
}}[[rs1143674]] is a SNP in the integrin alpha-4 [[ITGA4]] gene on chromosome 2.

Across two sets of family samples (Irish and American), [[rs1143674]] showed a slight association with increased risk for [[autism]], with an odds ratio of 1.3 (p = 0.008). {{PMID|18846500}}

{{on chip | 23andMe v3}}
{{on chip | 23andMe v4}}