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| PR:O75764 | transcription elongation factor A protein 3 (human) | | |  | | |
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| PR:O75764-1 | transcription elongation factor A protein 3 isoform h1 (human) | | |  | | |
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| PR:O75764-2 | transcription elongation factor A protein 3 isoform h2 (human) | | |  | | |
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| PR:P23881 | transcription elongation factor A protein 3 (mouse) | | |  | | |