{{Rsnum
|rsid=63750943
|Chromosome=16
|Orientation=plus
|geno1=(-;-)
|geno2=(-;GAC)
|geno3=(GAC;GAC)
|Gene=HBA2
|position=173255
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=HBA2
}}{{omim
|id=141850
|rsnum=63750943
|variant=0034
}}{{ClinVar
|ALT=G
|CHROM=16
|CLNACC=RCV000016945.1
|CLNALLE=1
|CLNDBN=HEMOGLOBIN WATTS
|CLNHGVS=NC_000016.9:g.223254_223256delGAC
|CLNORIGIN=1
|CLNSIG=255
|CLNSRC=OMIM Allelic Variant
|CLNSRCID=141850.0034
|Disease=HEMOGLOBIN WATTS
|FwdREF=GAC
|GENEINFO=HBA2:3040
|GENE_ID=3040
|GENE_NAME=HBA2
|REF=GGAC
|RSPOS=223250
|Reversed=0
|SAO=1
|SSR=0
|Tags=PM;PMC;SLO;OTHERKG;LSD;OM
|VC=DIV
|VP=0x050168000000000002110200
|WGT=0
|dbSNPBuildID=137
|rsid=63750943
}}{{PMID Auto
|PMID=9255611
|Title=Hb Watts [alpha 74(EF3) or alpha 75(EF4)Asp-->0]: a shortened alpha chain variant due to the deletion of three nucleotides in exon 2 of the alpha 2-globin gene.
}}