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| PR:000039705 | transcription initiation factor IIA subunit 2 isoform 1 | | |  | | |
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| PR:P52657-1 | transcription initiation factor IIA subunit 2 isoform 1 (human) | | |  | | |
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| PR:Q80ZM7-1 | transcription initiation factor IIA subunit 2 isoform 1 (mouse) | | |  | | |
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| PR:O08950-1 | transcription initiation factor IIA subunit 2 isoform 1 (rat) | | |  | | |