Table II.
Curated inventory of SR splicing factors in 20 (excluding S. pombe) selected proteomes
| Single RRM |
Single RRM ZnK-Like |
Dual RRM |
RNPS1-Like |
|||||||||||
| Species | Taxon | SRSF2/SC | SCL | SRSF10 | SRSF3 | SRSF7 | RSZ | RS2Z | SRSF1/9 | SR | SRSF4/5/6 | RS | RNPS1 | SR45 |
| H. sapiens | Eutheria | 2 | – | 2 | 1 | 1 | – | – | 2 | – | 3 | – | 1 | – |
| Mus musculus | Eutheria | 1 | – | 2 | 2 | 1 | – | – | 2 | – | 3 | – | 1 | – |
| Drosophila melanogaster | Insecta | 1 | – | – | 3 | 1 | – | – | 1 | – | 1 | – | 2 | – |
| C. elegans | Nematoda | 2 | – | – | 1 | – | – | – | 1 | – | 2 | – | 1 | – |
| A. fumigatus | Ascomycota | – | – | – | – | – | – | – | – | – | – | – | – | – |
| S. pombea | Ascomycota | 1 | – | – | – | – | – | – | – | – | 1 | – | 1 | – |
| Arabidopsis | Eudicotyledons | 1 | 4 | – | – | – | 3 | 2 | – | 4 | – | 4 | – | 1 |
| Populus trichocarpa | Eudicotyledons | 4 | 6 | – | – | – | 4 | 2 | – | 6 | – | 7 | – | 1 |
| Rice | Liliopsida | 3 | 5 | – | – | – | 3 | 4 | – | 3 | – | 2 | – | 2 |
| Sorghum bicolor | Liliopsida | 2 | 5 | – | – | – | 2 | 6 | – | 2 | – | 3 | – | 1 |
| Selaginella moellendorfii | Lycopodiophyta | 2 | 3 | – | – | – | 1 | – | – | 2 | – | 1 | – | 1 |
| Physcomitrella patens | Bryophyta | 2 | 2 | – | – | – | 2 | – | – | 3 | – | 1 | – | 2 |
| Chlamydomonas reinhardtii | Chlorophyta | – | 3 | 1 | – | – | – | – | – | – | – | – | – | |
| Volvox carteri | Chlorophyta | – | 3 | – | – | 1 | – | – | – | – | – | – | – | |
| Chlorella sp. NC64A | Chlorophyta | – | 2 | – | 1 | – | 1 | – | – | 1 | – | 1 | – | 1 |
| Micromonas pusilla CCMP1545 | Chlorophyta | 1 | 1 | – | – | – | – | – | – | – | – | – | – | 1 |
| M. pusilla RCC299 | Chlorophyta | 1 | 1 | – | – | – | – | – | – | – | – | – | – | 1 |
| Ostreococcus sp. RCC809 | Chlorophyta | 2 | – | – | – | – | – | – | – | 1 | – | – | – | – |
| Ostreococcus lucimarinus | Chlorophyta | 2 | – | – | – | – | – | – | – | 1 | – | – | – | – |
| Ostreococcus tauri | Chlorophyta | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| C. merolae | Rhodophyta | 1 | – | – | – | – | – | – | – | – | – | 1 | – | – |
a
Data taken from initial analyses, as S. pombe was not part of the curated inventory.