TABLE 1

Sorghum chromosome size and distribution of euchromatic and heterochromatic DNA

ChromosomeChromosome size (Mbp)Euchromatin short arm (Mbp)Euchromatin long arm (Mbp)Total euchromatin (Mbp)Heterochromatin (Mbp)Total euchromatin (%)
SBI-01119.334.6 ± 0.945a36.7 ± 0.73071.3 ± 1.26448.1 ± 1.26459.8
SBI-0290.320.1 ± 1.00829.2 ± 0.92449.3 ± 1.18941.1 ± 1.18954.7
SBI-0389.921.1 ± 0.39930.6 ± 0.70151.7 ± 0.82638.2 ± 0.82657.5
SBI-0481.717.4 ± 0.90024.8 ± 0.71042.2 ± 1.42139.5 ± 1.42151.7
SBI-0580.320.6 ± 0.77920.9 ± 0.56741.5 ± 0.66738.8 ± 0.66751.7
SBI-0673.511.5 ± 0.81126.5 ± 1.04438.0 ± 1.07735.5 ± 1.07751.8
SBI-0773.111.8 ± 0.50312.1 ± 0.76523.9 ± 0.88449.2 ± 0.88433.0
SBI-0871.712.0 ± 0.54315.7 ± 0.86227.7 ± 0.99944.0 ± 0.99938.6
SBI-0969.614.9 ± 0.71217.6 ± 0.72432.5 ± 0.82837.2 ± 0.82846.6
SBI-1068.612.4 ± 0.71817.0 ± 0.80929.4 ± 1.27439.3 ± 1.27442.7
Total:81817723140741149.9
  • a The sample size for measurements was 20.