Table 3.

Chromosomal Organization of Ty Elements

Chr. no. Chr. size (kb)[i] Total Ty insertions on chr.[ii] Total Ty sequences (kb) Percent of Ty sequences on chr. Insertion density (/kb) Total tRNA gene no. Insertion density (/tRNA)[iii]
I23087.93.428.842.0
II8131821.92.745.2141.3
III3151613.44.319.7101.4
IV1,5223154.23.649.1281.1
V5753220.33.518.0201.5
VI270108.33.127.0101.0
VII1,0913843.94.028.7361.0
VIII5632217.33.125.6111.9
IX44097.71.848.9100.9
X7452222.83.133.9240.9
XI666144.20.6347.6160.8
XII1,0782640.53.841.5211.2
XIII9242028.33.146.2211.0
XIV7841320.52.660.3140.9
XV1,0912730.22.840.4201.4
XVI9482535.63.837.9171.5
 Average7532123.63.137.4171.2
Genome
 total12,055331377.0N.A.N.A.274N.A.

[i] Excluding unsequenced repeat sequences (e.g., rDNA).

[ii] Insertions include full-length elements, solo LTRs, and LTR fragments (values from Table 1).

[iii] Ty5 insertions are not included in the calculation.