 Common components
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Complex A
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Complex B
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 Complex C
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U2 snRNP components
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U4/U6.U5 tri-snRNP components
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Other components
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Prp19-CDC5 complex
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Prp19-related factors
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RES complex
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EJC/TREX
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 YDL084W SUB2; ATP-dependent RNA helicase SUB2
YDR021W FAL1; ATP-dependent RNA helicase FAL1
YNL139C THO2; Tho2p
YNL253W TEX1; Tex1p
YDR381W YRA1; RNA-binding protein YRA1
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K12812 DDX39B; ATP-dependent RNA helicase UAP56/SUB2 [EC:3.6.4.13]
K13025 EIF4A3; ATP-dependent RNA helicase [EC:3.6.4.13]
K12879 THOC2; THO complex subunit 2
K12880 THOC3; THO complex subunit 3
K12881 THOC4; THO complex subunit 4
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Step II factors
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PPlases
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hnRNP proteins
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Complex C specific factors
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Other splicing related proteins
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Proteins involved in snRNP biogenesis
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Minor spliceosome components
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Spliceosome associated proteins (SAPs)
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hnRNP proteins
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SR proteins
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SR-related proteins
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TREX complex
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YNL139C THO2; Tho2p
YNL253W TEX1; Tex1p
YDR381W YRA1; RNA-binding protein YRA1
YDL084W SUB2; ATP-dependent RNA helicase SUB2
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K12879 THOC2; THO complex subunit 2
K12880 THOC3; THO complex subunit 3
K12881 THOC4; THO complex subunit 4
K12812 DDX39B; ATP-dependent RNA helicase UAP56/SUB2 [EC:3.6.4.13]
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RNA helicase-like proteins
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RNA binding proteins (RBPs)
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Other SAPs
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Splicing related RNAs
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Spliceosome - Saccharomyces cerevisiae (budding yeast)