Table 5.
SC proteins with similarities to proteins from the proteomes of multicellular eukaryotes.
| Eukaryotic taxa | Total proteins in the NCBI databasea | Proteins of the SC central space |
Lateral element proteins and other SC proteins | ||
|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | ||
| From animals | From plants and fungi | From plants and fungi | From animals | ||
| Porifera and Placozoa (sponges, placozoans, and Metazoa) | 16445 |
SYP-1 Ce (56)c, C(3)G Dm (70)c, SYCP1 Dr (66)c, SYCP1 Mm (88)c |
ZYP1a At (83)c, ZYP1b At (64)c, Zip1 Sc (72)c |
ASY2 At (76), ASY1 At (137), Hop1 Sc (71) |
HIM-3 Ce (56), SC65 Dr (102), SC65 Mm (110), SYCP3-like Dr (112), SYCP3 Mm (116), FKBP6 Mm (208), SCP3(SYCP3)-like annotated for Amphimedon queenslandica |
|
| |||||
| Coelenterates: Cnidaria (stingers), Ctenophora (sea walnuts), and Eumetazoa | 81390 | SYCE2 Dr (52), SYCE2 Mm (63) |
Low similarity | ASY2 At (78), ASY1 At (137), Hop1 Sc (82) |
HIM-3 Ce (68), SC65 Mm (100), SC65 Dr (105), SYCP3-like Dr (143), SYCP3 Mm (148), FKBP6 Mm (194), SYCP3-like annotated for Hydra magnipapillata |
|
| |||||
| Platyhelminthes (flat worms, Eumetazoa, Bilateria, and Acoelomata) | 81455 | SYCP1 Mm (53) | Low similarity |
ASY1 At (105),
ASY2 At (62), Hop1 Sc (57) |
HIM-3 Ce (68), SYCP2 Mm (53), FKBP6 Mm (138) |
|
| |||||
| Nematoda (round worms, Bilateria, Coelomata, and Protostomia) | 297231 | C(3)G Dm (50), SYCP1 Dr (51), SYCP1 Mm (50)b |
ZYP1a At (52), Zip1 Sc (50) |
Hop1 Sc (75), ASY2 At (86), ASY1 At (124) |
SC65 Dr (123), SC65 Mm (130), FKBP6 Mm (77), SC65 annotated for Ascaris suum and HIM-3, for several Caenorhabditis species (maximal score = 43)b |
|
| |||||
| Mollusca (Protostomia) | 121831 |
C(3)G Dm (68)c, SYP-1 Ce (68)c, SYCP1 Dr (64)c, SYCP1 Mm (99)c, SYCE2 Mm (51) |
ZYP1b At (71)c, ZYP1a At (81)c, Zip1 Sc (77)c |
ASY1 At (89), Hop1 Sc (55) |
SC65 Dr (57), SYCP3-like Dr (199), SC65 Mm (66), SYCP2 Mm (80), FKBP6 Mm (171), SYCP3 Mm (197), SYCP2 and SYCP3 annotated for Crassostrea gigas |
|
| |||||
| Chelicerata (Panarthropoda 2 and Protostomia) | 125005 | Low similarity | Low similarity | Low similarity | SC65 Dr (88), SC65 Mm (99), FKBP6 Mm (179) |
|
| |||||
| Mandibulata (Panarthropoda 3 and Protostomia) | 1624768 | Low similarity apart from cognate proteinsb | Low similarity | ASY1 At (63), Hop1 Sp (55), Hop1 Sc (60) |
SC65 Dr (143), FKBP6 Mm (156), SC65 Mm (169)b |
aAs of the time of study (October 2012–April 2013).
bSimilarity with cognate proteins is not shown.
cThese scores (with E-values ranging from 3e −10 to 2e −20) approximate the scores obtained for the random analogs of the SC proteins (E-values ranging from 2e −04 to 1e −11) (italicized).
Other designations are as in Table 3.