Table 1. Radial spoke proteins.
| RSP | Molecular weight (kDa) | Motif | Position |
|---|---|---|---|
| RSP1 |
78.6 |
MORN |
head |
| RSP2 |
77.4 |
GAF/calmodulin binding |
neck |
| RSP3 |
56.8 |
A-kinase anchoring |
stalk |
| RSP4 |
49.8 |
unknown |
head |
| RSP5 |
55.9 |
Aldo-keto reductase |
stalk |
| RSP6 |
48.8 |
unknown |
head |
| RSP7 |
55 |
RII α/EF hand |
stalk |
| RSP8 |
40.5 |
Armadillo |
stalk |
| RSP9 |
29.5 |
unknown |
head |
| RSP10 |
23.5 |
MORN |
head |
| RSP11 |
21.5 |
RII α |
stalk |
| RSP12 |
19.7 |
peptidl-prolyl isomerase |
stalk |
| RSP13 |
~98 |
|
stalk |
| RSP14 |
28.3 |
Armadillo |
stalk |
| RSP15 |
~38 |
leucine-rich repeat |
stalk |
| RSP16 |
39 |
DnaJ/DnaJ-C |
neck |
| RSP17 |
98.5 |
GAF |
stalk |
| RSP18 |
~210 |
|
stalk |
| RSP19 |
~140 |
|
stalk |
| RSP20 |
18.3 |
EF hand (calmodulin) |
stalk |
| RSP21 |
16 |
|
stalk |
| RSP22 |
10.3 |
LC8 |
stalk |
| RSP23 |
61 |
NDK/IQ motif |
neck |
| CaM- IP2 |
~183 |
AKAP/AAT-I |
CSC |
| CaM- IP3 |
|
pyridine-disulfide oxidoreductase |
CSC |
| CaM- IP4 | 97 | WD repeat | CSC |