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| PR:Q09176 | splicing factor U2AF 23 kDa subunit (Schizosaccharomyces pombe 972h-) | | |  | | |
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| PR:Q01081 | splicing factor U2AF 35 kDa subunit (human) | | |  | | |
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| PR:Q01081-1 | splicing factor U2AF 35 kDa subunit isoform h1 (human) | | |  | | |
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| PR:Q01081-2 | splicing factor U2AF 35 kDa subunit isoform h2 (human) | | |  | | |
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| PR:Q01081-3 | splicing factor U2AF 35 kDa subunit isoform h3 (human) | | |  | | |
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| PR:Q01081-4 | splicing factor U2AF 35 kDa subunit isoform h4 (human) | | |  | | |
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| PR:000049576 | splicing factor U2AF 35 kDa subunit, initiator methionine removed form (human) | | |  | | |
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| PR:Q9D883 | splicing factor U2AF 35 kDa subunit (mouse) | | |  | | |
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| PR:000021769 | splicing factor U2AF 35 kDa subunit, initiator methionine removed form | | |  | | |
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| PR:000049576 | splicing factor U2AF 35 kDa subunit, initiator methionine removed form (human) | | |  | | |
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| PR:Q94535 | splicing factor U2af 38 kDa subunit (fruit fly) | | |  | | |