{{Rsnum
|rsid=33920173
|Chromosome=11
|Orientation=minus
|geno1=(G;G)
|geno2=(G;T)
|geno3=(T;T)
|Gene=HBB
|position=5226797
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=HBB
}}{{omim
|id=141900
|rsnum=33920173
|variant=0218
}}
{{omim
|id=141900
|rsnum=33920173
|variant=0304
}}{{ClinVar
|rsid=33920173
|Reversed=1
|FwdREF=T
|FwdALT=C,G
|REF=A
|ALT=C,G
|RSPOS=5248027
|CHROM=11
|dbSNPBuildID=126
|SSR=0
|SAO=1
|VP=0x050368000000000102110100
|GENEINFO=HBB:3043
|GENE_NAME=HBB
|GENE_ID=3043
|WGT=0
|VC=SNV
|CLNALLE=2
|CLNHGVS=NC_000011.9:g.5248027A>G
|CLNORIGIN=1
|CLNSRCID=
291; 141900.0304
|CLNSIG=255
|CLNCUI=
|CLNACC=
RCV000016647.1
|Tags=RV;PM;PMC;S3D;SLO;GNO;OTHERKG;LSD;OM
|CLNDBN=HEMOGLOBIN YOKOHAMA
|CLNSRC=HBVAR; OMIM Allelic Variant
|Disease=HEMOGLOBIN YOKOHAMA
}}{{PMID Auto
|PMID=1814855
|Title=Hb Yokohama [beta 31 (B13)Leu----Pro] detected as a de novo mutation in a Yugoslavian boy.
}}

{{PMID Auto
|PMID=7338469
|Title=A new unstable hemoglobin, Hb Yokohama beta 31 (B13)Leu substituting for Pro, causing hemolytic anemia.
}}

{{PMID Auto
|PMID=7558872
|Title=Hb Hakkari or alpha 2 beta 2 31(B13)Leu-->Arg, a severely unstable hemoglobin variant associated with numerous intra-erythroblastic inclusions and erythroid hyperplasia of the bone marrow.
}}