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. 2014 Apr 2;50(1):52–61. doi: 10.1111/jre.12181

Table 2.

IL1B alleles, haplotypes and composite genotype patterns

rs16944 rs1143623 rs4848306 rs1143633
Allele IL1B (–511) IL1B (–1464) IL1B (–3737) IL1B (+3877)
1 C G C G
2 T C T A
rs16944 rs1143623 rs4848306
Haplotype IL1B (–511) IL1B (–1464) IL1B (–3737)
B1 1 1 2
B2 2 2 1
B3 1 1 1
B4 2 1 1
Genotype pattern Composite genotypes
3 (B1B1 and IL1B (+3877) = 1.1)/B2B3/B2B4/B3B3/B3B4/B4B4/(B1B4 and IL1B (+3877) = 1.1)
15 B1B1/(B1B4 and IL1B (+3877) = 1.1)/B2B3/B2B4/B3B3/(B3B4 and IL1B (+3877) = 1.1)/B4B4
20 B1B1/B2B3/B2B4/B3B3/(B3B4 and IL1B (+3877) = 2.*)/B4B4/(B1B4 and IL1B (+3877) = 1.1)
22 B1B1/B2B3/B3B3/(B1B4 and IL1B (+3877) = 1.1)/(B2B4 and IL1B (+3877) = 1.1)/(B3B4 and IL1B (+3877) = 1.1)/(B4B4 and IL1B (+3877) = 1.1)
29 B3B3/B2B3/B2B4/B1B1/B3B4/B4B4/(B1B4 and IL1B (+3877) = 1.1)