Table 2.
Subfamily distribution of kinesins from different organisms and comparison of the number of kinesins to the total number of genes.
| Function* | H. sapiens | D. melanogaster | C. elegans | D. discoideum | A. thaliana | S. pombe | S. cerevisae | |
| Number of kinesin genes | 45 | 24 | 20 | 13 | 62 | 9 | 6 | |
| N-1 (KHC) | + | 3 | 1 | 1 | 3 | 1 | 1 | |
| N-2 (BimC/Eg5) | ++ | 2 | 1 | 1 | 1 | 4 | 1 | 2 |
| N-3 (Unc104/Kif1) | + | 8 | 4 | 3 | 1 | |||
| N-4 (Osm3) | + | 4 | 3 | 3 | ||||
| N-5 (Kif4) | + / ++ | 4 | 2 | 2 | 1 | 3 | ||
| N-6 (MKLP1) | ++ | 3 | 1 | 1 | 1 | 1 | 1 | |
| N-7 (CENP-E) | ++ | 1 | 2 | 2 | 8 | |||
| N-8 (Kip3) | + / ++ | 4 | 2 | 1 | 1 | 2 | 2 | 1 |
| N-9 (Kif12) | +++ | 1 | 1 | |||||
| N-10 (Kif15) | ++ | 1 | 2 | 6 | ||||
| N-11 (Kif26) | +++ | 2 | 1 | |||||
| N-12 (Kif6) | +++ | 2 | ||||||
| N-13 (Kip2) | ++ | 1 | 1 | |||||
| N-14 (Nack) | +++ | 8 | ||||||
| N-15 (Kif7) | +++ | 1 | ||||||
| N-16 (Kid) | ++ | 1 | ||||||
| N-17 (Tbk5) | +++ | 2 | ||||||
| M-1 (MCAK/Kif2) | ++ | 4 | 3 | 1 | 1 | 2 | ||
| M-2 (KATD) | +++ | 12 | ||||||
| C-1 (NCD/Kar3) | ++ | 1 | 1 | 1 | 4 | 2 | 1 | |
| C-2 | + | 1 | ||||||
| C-3 | +++ | 1 | ||||||
| C-4 (KCBP) | ++ | 1 | ||||||
| Not classified | 1 | 3 | 4 | 1 | 8 | 1 | 1 | |
| Predicted number of genes | ~30000 | 13601 | 18424 | ~11000 | 25498 | 4824 | 6241 | |
| Percentage of kinesins [%] | 0.15 | 0.18 | 0.11 | 0.12 | 0.24 | 0.19 | 0.10 |
* + = organelle transport; ++ mitosis; +++ unclear or unknown function.