Table II

Proteins with RNA binding activity that were identified in the Arabidopsis cell culture tubulin-binding protein fraction

Spot no.Mr theoretical (experimental)Accession no.Identity (no. of peptides matched)References supporting a MT interaction
3108 (107) AAL57629 SNc/Tudor domain protein (19)(33, 34)
858.8 (78) A96527 Probable nucleolin protein (4)(106)
1067.6 (71) Q8LA13 ATP-dependent RNA helicase (7)(32)
1072.7 (71) C96534 Poly(A) binding protein (8)(30, 31)
1458.8 (68) A96527 Probable nucleolin protein (4)(106)
1565.8 (66) Q9LU46 DEAD-box RNA helicase (4)(32)
2055.8 (65) Q94K80 Hypothetical RNA binding protein with homology to La protein (6)
2253.1 (63) Q8W4R3 DEAD box RNA helicase (6)(32)
2366 (62) Q8LA13 ATP-dependent RNA helicase (3)(32)
3065.4 (56) AAM13255 DEAD box RNA helicase (16)(32)
3255.6 (54) B96593 Ethylene response RNA helicase (5)(32)
3755.6 (52) Q9C718 Ethylene-response RNA helicase (22)(32)
4138.9 (47) AAL09735 Nuclear RNA-binding protein A-like protein (16)
4238.9 (49) Q8LB56 Nuclear RNA-binding protein A-like protein (6)
4338.9 (46) G714444 Nuclear RNA-binding protein (3)
4441.7 (48) Q94AC3 Hypothetical protein with RRM domain (1)
5138 (44) Q8LDQ7 Nuclear RNA-binding protein A-like protein (10)
5345 (43) B96600 Protein with PPR domain involved in RNA stability (3)
5437.9 (42) C84870 Probable small nuclear RNP (2)
6428.1 (32) S30580 U2 small nuclear RNP A (3)
7233.5 (33) Q8RWN5 RNA-binding protein-like (1)
7926.2 (29) Q8LB63 Putative small nuclear RNP U2B (2)
8026.2 (28) C84706 Small nuclear RNP U2B (3)
9025.9 (27) Q9C7C3 Hypothetical protein with KH domain (4)(107)
9125.7 (26) Q8L773 Transcription coactivator-like protein with RRM domain (2)(108)
9325.3 (21) Q8LDY1 Hypothetical protein with RRM domain (3)(107)